Surveying
The prime vertical passes through

The west point of the horizon
All of these
The zenith point of the observer
The east point of the horizon

ANSWER DOWNLOAD EXAMIANS APP

Surveying
Dumpy level is most suitable when

fly levelling is being done over long distance
All of these
the instrument is to be shifted frequently
many readings are to be taken from a single setting of the instrument

ANSWER DOWNLOAD EXAMIANS APP