Q1. Write short note on following :
a) Operation Process Chart
b) Effect of heat on body and work performance
c) Various allowances in work study
d) Therbligs
Q2. a) Define Method study. What are its objectives? Also explain factors to be considered while selecting job for method study.
b) Discuss different types of charts and diagrams used in Method Study.
Q3. a) Define work measurement. Also write use of work measurement and list techniques of work measurements.
b) What do you understand by the term normal time of operation'? Now it can be determined? What differentiates normal time from standard time for operation?
Q4. a) The following 'eta refers to the study conducted for an operation. Table shows actual time for elements in minutes.
| Elements |
Cycle (minutes) |
|
1 |
2 |
3 |
4 |
| 1 |
2.5 |
2.1 |
5.3 |
2.6 |
| 2 |
5.5 |
5.6 |
5.3 |
5.7 |
| 3 |
2.3 |
2 |
2.1 |
2.2 |
| 4 |
2.1 |
2.1 |
2.5 |
2.5 |
(i) Element 2 is machine element.
(ii) Consider the observation as abnormal and delete the same if they are more than 20% of average time of the element.
(iii) Take performance rating as 120.
(iv) Assume following allowance:
Personal allowance=30 minutes in a shift of 8 hours Fatigue allowance = 15%
Estimate the standard time of operation, normal time and work content.
b) What is Time Study? Write the detailed procedure for concluding a time study.
Q5. a) Define Ergonomics. What are its objectives?
b) What is meant by anthropometry? How anthropometry data base is useful, discuss its limitations.
Q6. a) Discuss various Incentive payment schemes.
b) How is the productivity measured? What are factors affecting productivity? How can this be improved?
Q7. Write short note on following :
a) Normal Distribution Curve & its significance.
b) MTM-1
c) MOST
d) Theory of Learning Curve