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NSW HSC 2003 : INDUSTRIAL TECHNOLOGY – Electronics Industries

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Centre Number Student Number 2003 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, 17 and 21 191 Total marks 100 Section I Pages 2 13 60 marks Attempt Questions 1 3 Allow about 55 minutes for this section Section II Pages 17 23 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 Question 1 (20 marks) IND-TECH is a large company situated in the inner city, operating in the electronics industry specialising in high quality products and/or services. For a variety of reasons the company has decided to purchase and relocate to a new site, 200 km from its present inner city site. (a) Identify TWO issues that may have influenced the decision to relocate. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) Outline TWO environmental responsibilities that must be dealt with when IND-TECH vacates the present site. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 1 continues on page 3 2 2 Marks Question 1 (continued) (c) Discuss TWO factors that IND-TECH should consider when choosing the alternative site. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) Identify and describe TWO occupational health and safety (OHS) issues that IND-TECH would need to review/develop for the new workplace. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 1 continues on page 4 3 4 Marks Question 1 (continued) (e) Explain the possible environmental and sociological effects on the community of IND-TECH s relocation. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 1 4 Board of Studies NSW 2003 8 2 003 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section I (continued) Student Number Marks Question 2 (20 marks) Management at IND-TECH has decided to upgrade the level of mechanisation as part of its relocation. (a) 2 Define the term mechanisation. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) Outline an aspect of IND-TECH s operations that could be investigated for upgraded mechanisation. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 2 continues on page 6 191a 5 2 Marks Question 2 (continued) (c) Describe TWO methods of evaluating the effects of upgraded mechanisation on IND-TECH s operation. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) Upgraded mechanisation will require staff training. Outline the advantages for IND-TECH and its workers of accessing training programs. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 2 continues on page 7 6 4 Marks Question 2 (continued) (e) Identify and analyse issues that could arise between management and workers as a result of upgraded levels of mechanisation. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 2 7 8 BLANK PAGE 8 Board of Studies NSW 2003 2 003 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section I (continued) Student Number Question 3 (20 marks) Please turn over 191b 9 Marks Question 3 (20 marks) (a) The following extract is from a draft report that was produced using computer software. Half-Yearly Production Report January 2003 June 2003 Production rate summary Month January February March April May June Year 2003 2003 2003 2003 2003 2003 Production rate (units) 270 300 325 335 340 370 Growth in production is due to: Improved technology Better training Fewer accidents in the workplace Increased access to raw materials Page 1 (i) Name a computer software application that could have been used to produce this report. 1 ................................................................................................................... (ii) Identify FOUR formatting features that have been used in the production of this report. ................................................................................................................... ................................................................................................................... ................................................................................................................... ................................................................................................................... Question 3 continues on page 11 10 2 Marks Question 3 (continued) (1) Use the information from the production report to: produce a graph that shows the monthly production rate (indicate the months on the horizontal axis); graph the average monthly production rate (January June). 3 (2) Assuming the production trend continues, indicate on the graph the predicted production rate for September 2003. (iii) 2 Production rate 2003 450 Production rate (units) 425 400 375 350 325 300 275 250 Months (b) Materials handling injuries make up 40% of workplace injuries. Describe a procedure IND-TECH could implement to communicate improved materials handling strategies to its employees. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 3 continues on page 12 11 4 Marks Question 3 (continued) (c) In its new location, IND-TECH has an opportunity to reorganise its production system to make use of increased mechanisation and to improve efficiency. Shown below is an electronic circuit board manufactured by IND-TECH. Circuit board Dick Smith Kit 2624. Based on your study of the electronics industry, use the space provided on page 13 to graphically represent the processes used to produce the electronic circuit board shown. In your answer you should: show the sequencing of the components and/or processes; name each piece of equipment used; state the process carried out with each piece of equipment; indicate where quality control would occur, and what would be checked. Question 3 continues on page 13 12 8 Question 3 (continued) End of Question 3 13 BLANK PAGE 14 BLANK PAGE 15 BLANK PAGE 16 Board of Studies NSW 2003 2 003 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) 2 Identify the signals represented in graphs 1 and 2. Graph 1 Graph 2 Max Voltage Voltage Max 1 Min 0 Min 0 Time Signal: ........................................... (b) 1 Awaiting Copyright Clearance Signal: ........................................... The following table summarises the input-output conditions for a digital-to-analogue integrated circuit converter. Using the information provided, complete the table. Digital input Analogue output 0001 1V 0011 5V Question 4 continues on page 18 192 Time 17 2 Marks Question 4 (continued) (c) Identify a function of a capacitor in an electronic circuit, and describe how the capacitor is charged. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) 4 Explain the operation of the circuit shown. R + + C S1 S2 Relay coil James Garratt, 1991, Design and Technology, Cambridge University Press, Melbourne. Acknowledgements permission has been obtained by Cambridge University Press. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 4 continues on page 19 18 Marks Question 4 (continued) (e) Using the formulae provided, determine the power dissipated in the circuit shown. V = IR P = VI PT = P + P2 + P3 + 1 R3 100 k VA = 120 V RT = R1 + R2 + R3 + R1 40 k R2 60 k R4 20 k 1 1 1 1 = + + + RT R1 R2 R3 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 4 19 8 BLANK PAGE 20 Board of Studies NSW 2003 2 003 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Industrial Technology Electronics Industries Centre Number Section II (continued) Student Number Marks Question 5 (2 marks) (a) A transistor component is found to be failing due to overheating under operational conditions. Identify strategies that could be implemented to overcome this problem. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) A schematic diagram of an operational amplifier is shown. Use the input and gain information to determine the output. Gain = 10 Inverting input +0.1 V Output Non-inverting input +0.5 V James Garratt, 1991, Design and Technology, Cambridge University Press, Melbourne. Acknowledgements permission has been obtained by Cambridge University Press. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 5 continues on page 22 192a 21 2 Marks Question 5 (continued) (c) Describe an integrated circuit (IC), and outline the main advantages of using ICs in electronic circuit design. 4 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (d) Describe how an operator would set up and use an oscilloscope to measure voltage across an electronic component. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 5 continues on page 23 22 4 Marks Question 5 (continued) (e) R3 300R 220R VR1 47K R2 2K2 +5 V BFY51 BC184L LDR 0V Matrix Board: Figure 5.2.1 in Len Jones, 1993, Basic Electronics for Tomorrow's World, Cambridge University Press, Melbourne. Permission has been obtained by Cambridge University Press. The circuit shown is to be mass produced. Discuss the processes that would need to be used in the production, assembly and testing of this circuit on a printed circuit board. In your answer, include OHS and environmental considerations. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of paper 23 8 BLANK PAGE 24 Board of Studies NSW 2003

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Additional Info : New South Wales Higher School Certificate Industrial Technology Electronics Technologies 2003
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