Surveying
Normal tension is that pull which

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

ANSWER DOWNLOAD EXAMIANS APP

Surveying
A telescope is said to be inverted if its

vertical circle is to its right and the bubble of the telescope is down
vertical circle is to its left and the bubble of the telescope is down
vertical circle is to its left and the bubble of the telescope is up
vertical circle is to its right and the bubble of the telescope is up

ANSWER DOWNLOAD EXAMIANS APP