Question

define principal axis ???????​

Answer 1

Answer:

Given below is the "Sample reading" of a conversation. Taking Idea, now frame a beautiful conversation between two characters. On any topic of your choice.

Venu: Suppandi,what are you doing standing all alone here

Suppandi: Uncle I am trying to win a Nobel Prize

Venu: How will standing in my rice field help you win a Nobel.

Suppandi:Because that how it's won. I have heard that the people who were won the nobel prize was all outsta

Answer 2

An optical axis is a line along which there is some degree of rotational symmetry in an optical system such as a camera lens, microscope or telescopic sight. The optical axis is an imaginary line that defines the path along which light propagates through the system, up to first approximation.

Hope it helps!!!