Engineering Survey

1) Which of the following instruments is generally used for baseline measurements?

Answer Discuss in Comment

invar tape

2) The principle of ‘working from whole to part’ is used in surveying because

Answer Discuss in Comment

accumulation of errors is prevented

3) ‘Ranging’ is the process of

Answer Discuss in Comment

aligning the chain in a straight line between two extremities

4) An invar tape is made of an alloy of

Answer Discuss in Comment

nickel and steel

5) Which of the following scales is largest one ?

Answer Discuss in Comment

1 cm : 50 m

6) Theory of probability is applied to

Answer Discuss in Comment

accidental errors only

7) The difference between the most probable value of a quantity and its observed

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residual error

8) If the probable error in single observation is +0.04 m and that of the mean is +0.01 m, then the number of observations are

Answer Discuss in Comment

16

9) A metallic tape is made of

Answer Discuss in Comment

cloth and wires

10) For a well-conditioned triangle, no angle should be less than

Answer Discuss in Comment

30°

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Objective Box

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