Solved Question Paper for Junior Works Manager (Civil) in Ordnance Factory Board conducted by UPSC

 31.


Answer: (d)

32.

Answer: (c)

33.

Answer: (c)

34. Type of joint preferred in a single brick wall to save facing bricks is
(a) English bond
(b) Flemish bond
(c) Garden-wall bond
(d) Stretcher bond

Answer: (c)

35. In tunneling works, the most economical method of concreting is through
(a) Dump trucks
(b) Belt conveyors
(c) Chutes
(d) Concrete pumps

Answer: (d)

36. Consider the following statements:
1. Sheepsfoot roller suitable for compacting clays
2. Sheepsfoot roller is self-propelling
3. Vibrating rollers are suitable for densifying sands
4. Sheepsfoot roller works on the rolling principle

Which of the above statements are correct?
(a) 2 and 3
(b) 2 and 4
(c) 1 and 3
(d) 1 and 4

Answer: (c)

37. Which of the following types of pump can be used for concreting?
1. Centrifugally operated with straight blades
2. Pneumatically operated

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2

Answer: (c)

38. Consider the following statements in respect of incubation bottles for BOD
analysis:
1. The bottles should be equipped with glass stoppers that are ground to a point to prevent trapping of air when the stopper is inserted
2. The bottles should be equipped with some form of water seal to prevent air escape from the bottle during the incubation period
3. Bottles should be free of organic matter
4. Cleaning is done by chromic acid or detergent of good quality and well rinsed thereafter

Which of the above statements are correct?
(a) 1, 2 and 3
(b) 1, 2 and 4
(c) 1, 3 and 4
(d) 2, 3 and 4

Answer: (c)

39.

Answer: (b)

40.

Answer: (c)

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