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INDUSTRIAL ENGINEERING ME 309 B Tech. 6th Sem May 2k5
Note: Section A is compulsory. Attempt any Four questions from Section B and any Two questions from Section C.

Section A Marks 2 each
1.

1. Define the term method study.
2. What is the scope of work study as an aid in raising productivity?
3. Differentiate between cyclegraph and chronocyclegraph.
4. Define ‘therblig’. Write the names of different therbligs.
5. Bring out the comparison between product layout and process layout.
6. Discuss the various types of values.
7. Write a note on allowances in time study.
8. What are the objectives of value engineering?
9. Under what conditions is GT layout appropriate?
10. Write down the various types of symbols used in process charts.

Section B Marks 5 each

2. Discuss in detail the various types of charts and diagrams used for recording in method study.

3. (a) What is ergonomics? Explain the applications of ergonomics.
(b) Discuss the difference between quantitative and qualitative displays. 3,2

4. (a) Material handling and plant layout are complimentary to each other. Discuss the statement.
(b) State and explain the various factors affecting job design.

5. (a) What factors contribute towards selection of a problem for method study?
(b) Define the term ‘job enrichment’ with some suitable example. 3,2

6. Discuss the principles of motion economy.

Section C Marks 10 each

7. (a) With respect to work sampling, what might cause bias in the data obtained if observations were made at same time every day?
(b) Briefly explain the various factors that affect the selection of material handling equipment. Also describe in brief the various types of material handling systems stating their applications. 4,6

8. (a) Given the following data, calculate the production standard (pieces per hour) and standard hours for 100 pieces. The allowances are 6% for fatigue, 5% for unavoidable delays and 8% of normal time for personal needs. Performance rating = 95%. 6,4

(see table 1 )

Table 1

Observation No.	1	2	3	4
Elements
1	0.011	0.010	0.009	0.012
2	0.002	0.003	0.004	0.004
3	0.1.00	0.110	0.090	0.100
4	0.205	0.195	0.200	0.210

(b) Why is it desirable always to secure permission before starting a stop watch time study?

9. (a) Discuss in brief the various phases of value engineering study.
(b) Define the terms job enrichment, job enlargement and job rotation. 6,4