The value of additive constant for the tacheometer varies from

Related MCQs

• When the anallatic lens is provided in the telescope of a tacheometer, the additive constant is zero.
• The additive constant for the tacheometer is
• The multiplying constant for the tacheometer is, generally, kept as
• A stadia telescope, in a tacheometer, is fitted with
• In levelling, the effect of refraction varies with the atmospheric conditions
• When a staff is sighted through the telescope, a certain length of staff is intercepted by the stadia lines. The staff intercept varies with the distance at which the staff is held.
• An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as
• The constant vertical distance between two adjacent contours, is called
• As applied to staff readings, the corrections for curvature and refraction are respectively The above table shows a part of a level field book. The value of X should be
• Closed contours, with higher value inwards, represent a