This is part 2 of 4 parts
For other parts check links given at bottom of this paper
31. Which one of the following is correct ?
Production, planning and control functions are extremely complex in
(a) job-production shop producing small number of pieces only once
(b) job-production shop producing small number of pieces intermittently
(c) batch production shop producing a batch only once
(d) batch production shop producing a batch at irregular intervals
32. Consider the following steps in production, planning and control:
1. Capacity planning
2. Material requirement planning
3. Purchasing
4. Design decisions
Which one of the following is the correct sequence of the above steps in operations
management ?
(a) 2-3-4-1 (b) 2-4-3-1
(c) 4-1-2-3 (d) 1-2-4-3
33 A PERT activity has an optimistic time estimate of 3 days, a pessimistic time estimate of
8 days, and a most likely time estimate of 10 days. What is the expected time of this activity?
(a) 5.0 days (b) 7.5 days
(c) S.Odyas (d) 8.5 days
34. Which one of the following statments is not correct ?
(a) PERT is activity oriented and CPM is event oriented
(b) In PERT, three time estimates are made, whereas in CPM only one time estimate is made
(c) In PERT slack is calculated whereas in CPM floats are calculated
(d) Both PERT and CPM are used for project situations
35. What is the additional time available for the performance of an activity in PERT and CPM
calculated on the basis that all activities will start at their earliest start time, called ?
(a) Slack (b) Total float
(c) Free float (d) Independent float
36. In the basic EOQ model, if demand is 60 per month, ordering cost is Rs. 12 per order, holding
cost is Rs. 10 per unit month, what is the EOQ ?
(a) 12 (b) 144
(c) 24 (d) 28
37. Which one of the following is correct ?
In the basic EOQ model, if lead time increases from 5 to 10 days, the EOQ will
(a) double (b) decrease by a factor of two
(c) remains the same (d) the data is insufficient to find EOQ
60. Which one of the following statements is not correct ?
(a) Work sampling is a technique of work measurement
(b) Method study is a technique aimed at evolving improved methods
(c) Synthetic data is not a technique covered under pre-determined motion time systems
(d) 'Select' is the first step of method study
38. A time standard for a data entry clerk is to be set. A job is rated at 120 percent, it takes 30
seconds to enter each record and the allowances are 15%. What is the normal time ?
(a) 25 seconds (b) 30 seconds
(c) 36 seconds (d) 40 seconds
39. Which one of the following statements is not correct ?
(a) The operating characteristic curve of an acceptance sampling plan shows the ability of the plan to distinguish between good and bad lots.
(b) No sampling plan can give complete protection against the acceptance of defective products.
(c) C chart has straight line limits and U chart has zig-zag limits.
(d) Double sampling results in more inspection than single sampling if the incoming quality is very bad.
40 Which one of the following statements is not correct ?
(a) A linear programming problem with 2 variables and 3 constraints can be solved by Graphical Method.
(b) In big-M method if the artificial variable can not be driven out it depicts an optimal solution.
(c) Dual of a dual is the primal problem.
(d) For mixed constraints either big-M method or two phase method can be employed.
41. In order for a transportation matrix which has six rows and four columns not to degenerate,what is the number of occupied cells in the matrix ?
(a) 6 (b) 9
(c) 15 (d) 24
42 The Central Processing Unit of a minicomputer uses which of the following blocks
1. Memory Unit
2. Control Unit
3. Arithmetic Unit
4. Output Unit
Select the correct answer using the code given below :
(a) land 2 (b) land 3
(c) 2and 3 (d) land 4
43 Which one of the following statements about FORTRAN is not correct ?
(a) GO TO 999 (b) CONTINUE 999
(c) PRINT 999 (d) DIMENSION A (999)
44. Bottom gating system is sometimes preferred in casting because
(a) it enables rapid filling of mould cavity (b) it is easier to provide in the mould
(c) it profieds cleaner metal (d) it reduces splashing and turbulence
45. The pattern adopted for those castings where there are some portions which are structurally
weak and are likely to break by the force of ramming are called :
(a) Loose piece pattern (b) Follows board pattern
(c) Skelton pattern (rf) Single piece pattern
46. Which of the following casting processes does not/do not require central core for producing
pipe ?
1. Sand casting process
2. Die casting process
3. Centrifugal casting process
Select the correct answer using the code given below :
(a) land2 (b) 2only
(c) 2 and 3 (d) 3 only
47. Small amount of carbonaceous material sprinkled on the inner surface of mould cavity is
called
(a) Backing sand (b) Facing sand
(c) Green sand (d) Dry sand
48. Which one of the following methods is used for the manufacture of collapsible tooth paste
tubes ?
(a) Impact extrusion (b) Direct extrusion
(c) Deep drawing (d) Piercing
49. A cylindrical vessel with fla' bottom can be deep drawn by
(a) shallow drawing (b) single action deep drawing
(c) double action deep drawing (d) triple action deep drawing
50.Consider the following statements :
1. Metal forming decreases harmful effects of impurities and improves mechanical strength.
2. Metal working process is a plastic deformation process.
3. Very intricate shapes can be produced by forging process as compared to casting process. Which of the statements given above are correct ?
(a) 1,2and3 {b) land2only
(c) 2 and 3 only (d) 1 and 3 only
51. Structure of a polymer is :
(a) Long chain (b) Rhombic
(c) Cubic (d) Closed pack hexagonal
52. A structural member subjected to an axial compressive force is called
(a) beam (b) column
(c) frame (d) strut
53. In case of a beam of circular cross-section subjected to transverse loading, the maximum
shear stress developed in the beam is greater than the average shear stress by
(a) 50% $) 33%
(c) 25% (d) 10%
54. In I-section of a beam subjected to transverse shear force, the maximum shear stress is
developed
(a) at the centre of the web (b) at the top edge of the top flange
(c) at the bottom edge of the top flange (d) none of the above
55. Maximum shear stress in a Mohr's Circle
(a) is equal to radius of Mohr's circle (b) is greater than radius of Mohr's circle
(c) is less than radius of Mohr's circle (d) could be any of the above
56 Consider the following statements :
Maximum shear stress induced in a power transmitting shaft is
1. directly proportional to torque being transmitted.
2. inversely proportional to the cube of its diameter.
3. directly proportional to its polar moment of inertia. Which of the statements given above are correct ?
(a) 1,2and3 (b) land3only
(c) 2 and 3 only (d) J and 2 only
57. Consider the following :-belts are specified by their
1. nominal inside length in mm
2. nominal pitch length
3. belt cross section symbol
4. weight/unit length of the belt Which of the above are correct ?
(a) 1,2,3 and 4 (b) land 2 only
(c) 1 and 3 only (d) 3 and 4 only
58. Consider the following statements :
A nomenclature
1. hole diameter is 50 mm.
2. it is a shaft base system.
3. 8 indicates fundamental deviation
Which of the statement given above is/are correct ?
(a) 1,2and3 (b) land2only
(c) 2 and 3 only (d) 3 only
59 Consider the following statements:
1. The amount of interference needed to create a tight joint varies with diameter of the shaft.
2. An interference fit creates no stress state in the shaft.
3. The stress state in the hub is similar to a thick-walled cylinder with internal pressure. Which of the statements given above are correct ?
(a) 1,2and3 (b) land2only
(c) 2 and 3 only (d) land 3 only
60. Eight bolts are to be selected for fixing the cover plate of a cylinder subjected to a maximum load of 980. 175 kN. If the design stress for the bolt material is 315 N/mm2, what is the diameter of each bolt ?
(a) 10 mm {b) 22 mm
(c) 30 mm (d) 36 mm
Note This one is Part 2 of 4
Link to part 1
Link to part 3
Link to part 4
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