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yashbeer
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Mechanical Engineering (Semester 8)
Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.
1.a.
Write short notes on. (Any Four).
Contributions of Frank Gilbreth
(5 marks)
10235
1(b)
Value analysis and its significance
(5 marks)
10242
1(c)
Importance of Anatomy in Ergonomics
(5 marks)
12247
1(d)
Primary and secondary questions in critical examination
(5 marks)
12258
1(f)
Symptoms of poor layout
(5 marks)
10263
1(g)
Elements of cost
(5 marks)
12245
2(a)
Describe the development of Industrial engineering. What is scientific management? Explain the contributions of F. W. Taylor in the development of scientific management.
(10 marks)
10235
2(b)
What is value analysis? What are its objectives? How does it differ from value
engineering?
(10 marks)
10242
3(a)
Define value. State how it can be increased? Describe various types of values.
(10 marks)
12248
3(b)
Explain the following factors in relation to the selection of job for method study.
1) Economic considerations 11) Human considerations.
(10 marks)
12249
4(a)
What is work measurement? Enlist various techniques of work measurement and
(5 marks)
10245
4(a)
explain PMTS in detail.
(10 marks)
10250
4(b)
The work study engineer carries out the work sampling study. The following
observations were made for the machine shop. Compute the standard time for the job.
The duration of study |
120 |
Total number of observations |
7000 |
No. of working activities |
1200 |
Ratio of manual to machine element |
2:1 |
Average rating factor |
120% |
Total no. of jobs produced during study |
800 |
Rest and personal allowances |
17% |
(10 marks)
12259
5(a)
Define Ergonomics and discuss its scope. Explain ergonomics design considerations in relation to work.
(10 marks)
7512
5(b)
‘An effective job evaluation program can help in improving productivity’, Explain the statement by using any one method of job evaluation.
(10 marks)
10261
6(a)
What is facility location decision? Describe the factors which influence the location decisions while setting up a mall.
(10 marks)
10262
6(b)
A chemical piping system was installed at the cost of Rs.18000. A life of six years
estimated with zero salvage value. Depreciation was calculated by straight line
method. At the end of four year, it had deteriorated so badly that it was replaced.
i)What was the estimated annual depreciation?
ii)What was the actual depreciation?
iii)What was the sunk cost at the time of replacement?
(10 marks)
12260