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Mechanical & Production Engineering – Previous Question Paper


1. For ship vessel industry which of the following layouts is best suited?
A) Process layout
B) Product layout
C) Fixed position layout
D) Plant layout

2. The main disadvantage(s) of line organization is / are
A) top level executives have to do excessive work
B) structure is rigid
C) communication delays occur
D) all of these

3. The chart which is not used in motion study is
A) Simo chart
B) Travel chart
C) Two-hand chart
D) Man-machine chart

4. In the case of mass production
A) highly skilled worker are need
B) unit costs are high
C) the operations are capitalintensive
D) the operations are labourintensive

5. Military type organisation is known as
A) line organisation
B) functional organisation
C) line and staff organisation
D) line, staff and functional organisation

6. The decisions mad by the top level management which affect the entire organisation are—- decisions.
A) programmed
B) routine
C) certainty
D) non-programmed

7. The short-term goals of supervisory level managers are called —– goals.
A) operational
B) tactical
C) strategic
D) programmed

8. Productivity is given by
A) Input/Output
B) Output/Input
C) Efficiency/Effectiveness
D)Effectiveness X Efficiency

9. The chronological sequence of required actions is called a
A) Rule
B) Programme
C) Proceedure
D) Premise

10. Theory X and Theory Y were developed by
A) Abraham Maslow
B) Peter Drucker
C)Elton Mayo
D) Douglas McGregor

11. Which of the following types of guage has gauging sections combined on one end?
A) Combination guage
B) Limit Gauge
C) Go and NoGo gauge
D) Progressive guage

12. Constant measuring pressure in micrometer screw gauges is ensured by
A) locknut
B) barrel and thimble
C) ratchet
D) Spanner

13. It is desirable to handle the slip gauges with a cloth or chamois leather in order to
A) avoid injury to hands
B) protect the surfaces of slip gauges
C)insulate them from the heat of the hand
D) ensure that the varnish applied on guages does not come out

14. Eden-Rolt comparator is a popular instrument for the
A) calibration of slip gauges
B) absolute measurement of length of slip gauges
C) measurement of flatness
D) measurement of angles.

15. Money required for the purchase of stores, payment of wages etc., is known as
A) Block capital
B) Reserved capital
C) Authorised capital
D) Working capital

16. In A-B-C control policy, maximum attention is given to
A) those items which consume money
B)those items which are not readily available
C) those items which consume more money
D) those items which are in more demand

17. Emergency rush order can be pushed more effectively in
A) job production
B) automatic production
C) continuous production
D) intermittent production

18. Work study is connected with
A) improving present method and finding standard time
B) motivation of workers
C) improving production capability
D) improving production planning and control

19. Work study comprises which of the following main techniques?
A) Method study and work measurement
B) Method study and time study
C) Time study and work measurement
D) Method study and job evaluation.

20. Gear finishing operation is called
A) shaping
B) milling
C) hobbing
D) varnishing

21. Which of the following processes is used for preparing parts having large curved surfaces and thin sections?
A) Hot machining
B) Ultrasonic machining
C) ECM process
D) Chemical milling

22. Thread grinding requires work from
A) 1 to 3 m/min
B) 5 to 10 m/min
C) 10 to 14 m/min
D) 14 to 20 m/min

23. The process of removing surface roughness, tool marks and other minor defects from the previous operations is called
A) lapping
B) honing
C) broaching
D) reaming

24. —– system is not an ‘island of automation’
A) Computer Numerical Control
B) Robotic
C) Automated storage / Retrieval
D) Felxible Manufacturing

25. The equipment that measures surface roughness is
A) Profile projector
B) Laser interferometer
C) Profile gauge
D) Profilometer

26. Expressing a dimension as 36.2/36.0 mm is the case of
A) bilateral tolerancing
B) limiting dimensions
C) unilateral tolerancing
D) plus-minus tolerancing

27. Auto collimator is used for….. measurement.
A) straightness
B) angular
C) linear movement
D) flatness

28. Which of the following gives an idea about the ability of the equipment to detect small variation in the input signal (quantity being measured)?
A) Readability
B) Accuracy
C) Sensitivitgy
D) Precision

29. Parasitic error is cause due to
A) improper use of measuring instrument
B) wrong design of instrument
C) changes in ambient conditions
D) errors in computation

30. The cutting speed of a drill depends upon the
A) material of drill
B) type of material to be drilled
C) quality of surface finish desired
D) all of these

31. A twist drill is a / an
A) side cutting tool
B) front cutting tool
C) end cutting tool
D) none of these

32. Drilling is an example of
A) simple cutting
B)uniform cutting
C)orthogonal cutting
D) oblique cutting

33. Which of the following is not the part of a shaper?
A) Clapper box
B) Ram
C) Table
D) Cross slide

34.The tool used for drilling holes of large diameter (diameter greater than 80 mm) is
A) trepanning drill
B) double-flute twist drill
C) single flute drill
D)multiple flute drill with a web

35. The process that provides a recess for seating of bolt heads and nuts is
A) spot facing
B) counter sinking
C) reaming
D) counter boring

36. The work-holding device used for finishing the work which has been bored and partly turned on the lathe is
A) an Arbor
B) a steady rest
C) a collet chuck
D) a Mandrel

37. A hole of 1 mm is to be drilled in glass. it could best be done by
A) A laser drilling
B) plasma arc drilling
C) ultrasonic method
D) electro-chemical discharge method

38. The abrasive slurry used in ultrasonic machining contains fine particles of
A) aluminium oxide
B) boron carbide
C) silicon carbide
D) any one of these

39. Buffing wheels are made of
A) softer metals
B) cotton fabric
C) carbon
D) graphite

40. In worm gears, the angle between the tangent to the pitch helix and an element of the cylinder is known as
A) helix angle
B) pressure angle
C) pitch lead angle
D) none of these

41. The rubbing speed of worm gear is said to be
A) 2.5 m/s
B) 5 m/s
C) 7.5 m/s
D) 12.5 m/s

42. A V-belt should touch the puleey groove at the
A) sides only
B) bottom only
C) bottom and sides
D) one side only

43. The type gears used for noise-free power transmission is
A) spur gears
B) helical gears
C) involute gears
D) epicyclic gears

44. The gears used to connect two non-intersecting noncoplanar shafts are
A) bevel gears
B) helical gears
C) spiral gears
D) spur gears

45. The surface of the gear tooth below the pritch surface is known as
A) flank
B)dedendum
C) addendum
D) face

46. Which one cannot be oblique cutting?
A) Turning
B) Milling
C) Broaching
D) Boring

47. The work or surface speed for cylindrical grinding varies from
A) 5 to 10 m/min
B) 10 to 20 m/min
C) 20 to 30 m/min
D) 40 to 60 m/min

48. A connecting rod is designed as a
A) long column
B) short column
C) strut
D) none of these

49. A cotter joint is used to transmit
A) axial tensile load only
B) axial compressive load only
C) combined axial and twisting loads
D) axial tensile or compressive loads

50. A feather keay is generally
A) loose in shaft and tight in hub
B) tight in both shaft and hub
C) tight in shaft and loose in hub
D) loose in both shaft and hub

51. A sliding bearing which operates without any lubrican present is called
A) zero film bearing
B) boundary lubricated bearing
C) hydrodynamic lubricated bearing
D) hydrostatic lubricated bearing

52. Which type of spring is used in table clocks out of the following?
A) Spiral
B) Leaf
C) Helical
D) Conical

53. For a screw to be of the self locking type, its efficiency should be
A) equal to 50%
B) less than 50%
C) more than 50%
D) less than 25%

54. In Journal bearings, the load acts
A) perpendicular to the axis of the shaft
B) along the axis of the shaft
C) parallel to the axis of the shaft
D) none of these

55. Diametral quotient is defined as
A) reference dia/axial module
B) axial module/reference dia
C) axial pitch/pitch dia
D) pitch dia/axial pitch

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