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ITI
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Surveyor Set-1
Levelling Survey
35

Levelling Survey MCQ with Answers

35) What is the position of line of collimation While the observed reading is the less than the required true reading?

Inclined downwards

Inclined upwards

Horizontal

Parallel

Answer is:

Inclined downwards

Levelling Survey MCQ with Answers

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Related Levelling Survey MCQ with Answers

36) What is the diameter of earth?

12842km

12742km

12724km

12785km

Answer is:

12742km

37) What is the curvature of earth correction?

0.1785D²

0.0857D²

0.0785D²

0.0787D²

Answer is:

0.0785D²

38) Which level is that the line of sight remains horizontal once the operator has roughly levelled the instruments?

Dumpy level

Modern level

Wye level

Auto level

Answer is:

Auto level

39) How many level screws are used to level the instruments?

Two level screws

Three level screws

Four level screws

Six level screws

Answer is:

Three level screws

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