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GATE CE 2022 #39: SURVEYING

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Question 1

 According to Lehman’s rules, the position of the plane table found out with respect to three known points is considered as unreliable if the station lies

Question 2

Angular measurements in a traverse are considered to be more precise than liner measurements according to:

Question 3

A plan drawn to a scale of 1: 3000 was measured by mistake by a scale of 1: 4000. The percentage error in the measured area of a rectangular field is __________%.

Question 4

A 100 m tape weighing 30N is suspended between the two ends under a standard pull of 100 N. The correct distance between the tape ends is __

Question 5

The height of transit station has been computed from the measurement of slope distance, d = 200 ± 0.08 m and of a vertical angle, = 3 °20’ ± 30’’. The probable error (in cm) in the calculated elevation of station A is

Question 6Multiple Correct Options

Dirunal variation is _____
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Jun 14ESE & GATE CE