A telescope is said to be inverted if its | Surveying Questions

a)    vertical circle is to its right and the bubble of the telescope is down
b)    vertical circle is to its right and the bubble of the telescope is up
c)    vertical circle is to its left and the bubble of the telescope is down
d)    vertical circle is to its left and the bubble of the telescope is up
Ans: a

No comments:

Post a Comment