2541. The anchorage value of standard U-type hook of a reinforcing bar of diameter d in tension, is______________?
A. 4 d
B. 8d
C. 12 d
D. 16 d
✅ The correct answer is option D.
Civil Engineering
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2542. Sensitiveness of a level tube is designated by______________?
A. radius of level tube
B. length of level tube
C. length of bubble of level tube
D. none of the above
✅ The correct answer is option A.
2543. All reinforcement should be free from_________________?
A. paints
B. loose rust
C. loose mill scales
D. All the above
✅ The correct answer is option D.
2544. Which of the following methods of offsets involves less measurement on the ground?
A. method of perpendicular offsets
B. method of oblique offsets
C. method of ties
D. all involve equal measurement on the ground
✅ The correct answer is option A.
2545. The difference between a level line and a horizontal line is that_______________?
A. level line is a curved line while hori-zontal line is a straight line
B. level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line
C. horizontal line is normal to plumb line while level line may not be normal to the plumb line
D. both are same
✅ The correct answer is option A.
2546. The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be_______________?
A. equidistant from A and B
B. closer to the higher station
C. closer to the lower station
D. as far as possible from the line AB
✅ The correct answer is option A.
2547. If the length of a chain is found to be short on testing, it can be adjusted by______________?
A. straightening the links
B. removing one or more small circular rings
C. closing the joints of the rings if opened out
D. all of the above
✅ The correct answer is option A.
2548. The prismatic compass and surveyor’s compass________________?
A. give whole circle bearing (WCB. of a line and quadrantal bearing (QB. of a line respectively
B. both give QB of a line and WCB of a line
C. both give QB of a line
D. both give WCB of a line
✅ The correct answer is option A.
2549. Which of the following is not used in measuring perpendicular offsets ?
A. line ranger
B. steel tape
C. optical square
D. cross staff
✅ The correct answer is option A.
2550. For a line AB_______________?
A. the forebearing of AB and back bearing of AB differ by 180°
B. the forebearing of AB and back bearing of BA differ by 180°
C. both (A. and (B. are correct.
D. none is correct
✅ The correct answer is option A.