Surveying
International Date Line is located along

Standard meridian
Equator
180° longitude
Greenwich meridian

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Surveying
Pick up the incorrect statement from the following. In a spherical triangle

Sum of the three angles less than six right angles and greater than two right angles
Sum of the three angles is equal to two right angles
Sum of any two sides is greater than the third
Every angle is less than two right angles

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Surveying
The cross hairs in the surveying telescope are placed

anywhere between eye-piece and objective lens
much closer to the objective lens than to the eye piece
midway between eye piece and objec-tive lens
much closer to the eye-piece than to the objective lens

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Surveying
Normal tension is that pull which

is used at the time of standardising the tape
makes the correction due to pull equal to zero
makes the correction due to sag equal to zero
neutralizes the effect due to pull and sag

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