The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to - Surveying Quiz

Civil Engineering : Surveying - Quiz(MCQ)

The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to

A)

the distance between the zero of gradient and the foot of the staff

B)

twice the distance between the zero of graduation and the foot of the staff

C)

thrice the distance between the zero of graduation and the foot of the staff

D)

None of the above

Correct Answer : twice the distance between the zero of graduation and the foot of the staff

Recently Updated in Surveying Questions

A sewer is laid from a manhole A to a manhole B, 250 m away along a gradient of 1 in 125. If the reduced level of the invert at A is 205.75 m and the height of the boning rod is 3 m, the reduced level of the sight rail at B, is_______.

A)

202.75 m

B)

206.75 m

C)

208.75 m

D)

211.75 m

Correct Answer : Option (B) : 206.75 m

In a closed traverse, sum of south latitudes exceeds the sum of north latitudes and the sum of east departures exceeds the sum of west departures, then, the closing line will lie in

A)

north east quadrant

B)

north-west quadrant

C)

south-west quadrant

D)

south-east quadrant

Correct Answer : Option (B) : north-west quadrant

The Huygen's telescope eye piece________.

A)

achromatic

B)

is aplanatic

C)

Both (A) and (B)

D)

Neither (A) nor (B)

Correct Answer : Option (C) : Both (A) and (B)

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