Question

which one is larger in terrestrial telescope , objective lens or eye piece lens?

Answer 1

Answer:

A real and inverted image A' B' is formed at A'. It will act as an object for the eye lens. The eyepiece is adjusted so that the distance of A' from it is less than its focal length. As the eyepiece acts as a simple magnifying glass, the final image A''B'' is formed at A'' which is magnified and virtual.

Answer 2

Explanation:

Ray diagram

Ray diagramA real and inverted image A' B' is formed at A'. It will act as an object for the eye lens. The eyepiece is adjusted so that the distance of A' from it is less than its focal length. As the eyepiece acts as a simple magnifying glass, the final image A''B'' is forme