What is principal axix
Answers
Answered by
3
Answer:
each of three mutually perpendicular axes in a body about which the moment of inertia is at a maximum.
It is also known as optical axis
Explanation:
An optical axis is a line along which there is some degree of rotational symmetry in an optical system such as a camera lens or microscope. The optical axis is an imaginary line that defines the path along which light propagates through the system, up to first approximation.
Similar questions