Civil Engineering - Surveying

16. 

Resolving power of a telescope depends on

A. the diameter of the aperture
B. the pupil aperture of the eye
C. the diameter of the object glass
D. all the above.

Answer: Option D

Explanation:

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17. 

If 50 m point of a 100 m tape is 50 cm off line, and 50 m sections are straight, an error is generated equal to

A.
B.
C.
D. .

Answer: Option C

Explanation:

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18. 

Pick up the correct statement from the following :

A. with both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from knots
B. the follower of the chaining operation should be more experienced than the leader
C. at the end of the tenth chain length, the two chain men meet and the ten arrows are handed over to the leader
D. all the above.

Answer: Option D

Explanation:

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19. 

If Δ is the angle of deflection of a simple curve of radius R, the distance between the mid-point of the curve and long chord, is

A.
B.
C.
D. .

Answer: Option D

Explanation:

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20. 

The 10 mm markings on a levelling staff placed at 20 m are separated by

A. radian
B. radian
C. radian
D. radian.

Answer: Option C

Explanation:

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