The correction for sag is_________________?

Related Mcqs:

The permissible error in chaining for measurement with chain on rough or hilly ground is_____________?

A. 1 in 100 B. 1 in 250 C. 1 in 500 D. 1 in 1000...

The process of turning the telescope about the vertical axis in horizontal plane is known as______________?

A. transiting B. reversing C. plunging D. swinging...

In an internal focussing type of telescope, the lens provided is_______________?

A. concave B. convex C. plano-convex D. plano-concave...

Dumpy level is most suitable when______________?

A. the instrument is to be shifted frequently B. fly levelling is being done over long distance C. many readings are to be taken from a single setting of the instrument D. all of the above...

Different grades are joined together by a ________________?

A. compound curve B. transition curve C. reverse curve D. vertical curve...