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NSW HSC 2004 : INDUSTRIAL TECHNOLOGY – Electronics Industries

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Centre Number Student Number 2004 H I G H E R S C H O O L C E R T I F I C AT E E X A M I N AT I O N Industrial Technology Electronics Industries General Instructions Reading time 5 minutes 1 Working time 1 hours 2 Write using black or blue pen Draw diagrams using pencil Board-approved calculators may be used Write your Centre Number and Student Number at the top of this page and pages 5, 9, 13 and 17 191 Total marks 100 Section I Pages 2 12 60 marks Attempt Questions 1 3 Allow about 55 minutes for this section Section II Pages 13 19 40 marks Attempt Questions 4 5 Allow about 35 minutes for this section Section I 60 marks Attempt Questions 1 3 Allow about 55 minutes for this section Answer the questions in the spaces provided. Marks IND-TECH is a company in the electronics industry employing a mix of male and female employees. Management has decided to investigate the viability of introducing new technologies to stimulate productivity and expansion in the market. Question 1 (20 marks) (a) Identify an example of a new technology that IND-TECH could investigate. 1 ............................................................................................................................... ............................................................................................................................... (b) Outline the implications of the introduction of new technologies on IND-TECH s existing technologies. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 1 continues on page 3 2 3 Marks Question 1 (continued) (c) Describe ways in which IND-TECH s management could evaluate the viability of introducing new technologies. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) Explain how the introduction of new technologies could stimulate IND-TECH s productivity. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 1 continues on page 4 3 4 Marks Question 1 (continued) (e) Propose and justify ways in which IND-TECH could measure the efficiency of new technologies after they have been introduced. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 1 4 Board of Studies NSW 2004 8 2 004 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section I (continued) Student Number Marks Question 2 (20 marks) (a) Identify sources of finance that IND-TECH may use to support the introduction of the new technologies. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) Outline possible changes to the production manager s responsibilities when new technologies are introduced. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 2 continues on page 6 191a 5 2 Marks Question 2 (continued) (c) The introduction of new technologies may enhance IND-TECH s position in the product market. 4 Discuss how the introduction of new technologies could improve the marketability of IND-TECH s products. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) As a result of the introduction of new technologies, a number of IND-TECH s employees are identified as being redundant and are to be dismissed. Outline the industrial rights of these employees, and identify appropriate action that can be taken by them. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 2 continues on page 7 6 4 Marks Question 2 (continued) (e) IND-TECH s management proposes to retrain their female employees to be specialist users of the new technologies. Analyse this proposal and discuss the responsibilities of IND-TECH s management towards all its employees. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 2 7 8 BLANK PAGE 8 Board of Studies NSW 2004 2 004 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section I (continued) Student Number Question 3 (20 marks) (a) Marks Identify the sign shown and state how IND-TECH s employees should respond to it. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) The graph shows IND-TECH s expenditure in the year following the introduction of the new technologies. Capital expenditure (12%) Miscellaneous (3%) Loans repayment (5%) Training and development (20%) Recurrent (60%) Identify reasons for the proportion being spent on training and development. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 3 continues on page 10 191b 9 2 Marks Question 3 (continued) (c) The graphs below illustrate IND-TECH s capital expenditure and output before, during and after the introduction of new technologies. Before upgrade During upgrade After upgrade Capital expenditure ($) Time Before upgrade During upgrade After upgrade Output (Number of units) Time Explain the reasons for the changes in capital expenditure and output during and after the upgrade phases. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 3 continues on page 11 10 4 Marks Question 3 (continued) (d) Complete the diagram to show a sequence plan for the introduction of the new technologies at IND-TECH. Introduction of new technologies plan Decision to investigate introduction of new technologies Question 3 continues on page 12 11 4 Marks Question 3 (continued) (e) With the introduction of new technologies, IND-TECH proposes to use an external agency to assess the possible changes to the work environment. Outline the issues that could be identified. Propose and justify methods that IND-TECH s management could use to effectively communicate these issues to its employees. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 3 12 Board of Studies NSW 2004 8 2 004 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section II Student Number 40 marks Attempt Questions 4 5 Allow about 35 minutes for this section Answer the questions in the spaces provided. Marks Question 4 (20 marks) (a) Outline why heat-shrink tubing is used in electronic circuits. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) Identify features that should be considered when selecting a microphone for inclusion in an audio circuit. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 4 continues on page 14 192 13 2 Marks Question 4 (continued) (c) The drawing below shows how carbon resistors are labelled. Awaiting Copyright Clearance Explain how the labelling is used to calculate the value range of carbon resistors. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 4 continues no page 15 14 4 Marks Question 4 (continued) (d) The four resistors shown can be organised to produce a total resistance of 200 . R1 100 R2 300 R3 600 R4 1.2 k Using the following formulae RT = R1 + R2 + R3 L , 1 1 1 1 = + + +L RT R1 R2 R3 calculate how this is done, and complete the diagram below. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... + 100 Question 4 continues on page 16 15 4 Marks Question 4 (continued) (e) Describe the processes that should be followed by a large electronics manufacturer to successfully manufacture a newly designed electronic circuit. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 4 16 Board of Studies NSW 2004 8 2 004 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section II (continued) Student Number Marks Question 5 (20 marks) (a) Outline how the risk of electric shock can be minimised when testing an electronic circuit. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) Calculate the period of the waveform shown in the oscilloscope display. Time/Div 10 ms Volts/Div 0.5 V ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 5 continues on page 18 192a 17 2 Marks Question 5 (continued) (c) Describe how visual display units display information. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) Using the diagram, explain how a field effect transistor (FET) operates. Field effect transistor symbol, and Waveforms from Basic Electronics for Tomorrow s World by Len Jones, reproduced with permission from Cambridged University Press ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 5 continues on page 19 18 4 Question 5 (continued) (e) Marks Use the circuit components listed below to design a circuit which, when activated, causes a delay before a bulb is switched on. Explain how the circuit operates. Neglect component values. Components: relay coil Battery Bipolar transistor Bulb Relay + Diode Capacitor Resistor Switch Switch CIRCUIT DIAGRAM CIRCUIT EXPLANATION ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of paper 19 8 BLANK PAGE 20 Board of Studies NSW 2004

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Additional Info : New South Wales Higher School Certificate Industrial Technology Electronics Technologies 2004
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