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2003 Course Ergonomics & Human Factors in Eng.

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Total No. of Questions :12] [Total No. of Pages : 2 P1330 [3764]-183 B.E. (Production) ERGONOMICS & HUMAN FACTORS IN ENGINEERING (2003 Course) Time :3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answer three questions from section I and three questions from section II. 2) Figures to the right indicates full marks. 3) Neat diagrams must be drawn wherever necessary. 4) Assume suitable data, if necessary. SECTION - I Q1) a) What is cumulative trauma disorder? What are the causative factors of CTD? [8] b) Write a note on luminance ratio. [4] c) Explain vasoconstriction due to cold stress. [4] Write a note on concept of percentile. [4] b) Describe the utility of work study in today s situation. [6] c) What is biomechanics? Explain in brief. [6] Q2) a) Q3) a) What are the requirements for designing a reasonably safe product? [8] b) Differentiate between static dimensions and dynamic dimensions. [4] c) Discuss the effect of lighting on elderly. [4] Q4) a) Define anthropometry. What are the important objectives of anthropometry? [8] b) What are the types of data used in arranging components? [4] c) Write a note on design of two hand controls. [4] P.T.O. Q5) a) Write a note on work and rest cycles. [6] b) Explain any two anthropometric design principles. [6] c) Explain heat exchange process in brief and discuss how sweating is helpful in maintaining body equilibrium. [6] Q6) a) Discuss how the noise can be controlled in different ways. [6] b) Explain science of seating? How to promote lumbar lordosis? [6] c) Explain mirror image arrangements in brief in accordance to their applicability. [6] SECTION - II Q7) a) b) Q8) a) Describe cardiovascular and respiratory response in work physiology.[8] What are learning curves? Explain their use in HFE. [8] Describe significance of special control devices in ergonomics design. [6] b) Define VO2max. How is the heart rate used for calculating VO2max? c) What do you mean by control response ratio? Explain its significance in designing of controls. [6] Q9) a) b) Q10)a) Discuss effects of noise on performance. Write a note on human factors application in systems design. [6] [6] [10] Explain any two principles used in hand tool design. [6] b) What are various criteria when designing for shift work? [4] c) What is Hand Arm Vibration Syndrome. Explain in brief. [6] Q11) a) Discuss in brief the steps involved in getting the standard time using MTM 1. [8] b) Mention the benefits of Pre-determined time standards. What is MTM? [10] Describe any four elements of MTM 1. Q12)a) What is WFS? What are its types? Explain Detailed WFS in brief.[12] b) Explain the Reach element used in MTM 1? What are its classes? [6] #### [3764]-183 2

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