Assertion : If objective and eye lens of a mcroscope are interchanged then it can work as telsecope.
Reason : The object of telescope has large focal lengths.

Assertion : If objective and eye lenses of a microscope are interchanged then it can work as telescope. Reason : The objective of telescope has small focal length.

Assertion : If objective and eye lenses of a microscope are interchanged then it can work as telescope. Reason : The objective of telescope has small focal length.

A: If objective and eye-piece of compoun microcscope are interchanged, then i becomes a telescope. R: Focal length of objective of telescope i small.

The aperture and focal length of the objective of telescope are large, why?

The aperture and focal length of the objective of telescope are large, why?