Surveying
Theodolite is an instrument used for

measurement of horizontal angles only
measurement of both horizontal and vertical angles
tightening the capstan-headed nuts of level tube
measurement of vertical angles only

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

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

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