Draw a labelled ray diagram of a reflecting telescope. Mention its two advantages over the refracting telescope.

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Solution

Advantages of reflecting telescope over a refracting telescope-
1. A large aperture is not required to focus incoming light, hence it is easy to manufacture.
2. No spherical aberration exists, and thus a clear image is formed.

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Draw a labelled ray diagram of a reflecting telescope. Mention its two advantages over the refracting telescope.

Advantages of reflecting telescope over a refracting telescope-1. A large aperture is not required to focus incoming light, hence it is easy to manufacture.2. No spherical aberration exists, and thus a clear image is formed.

Advantages of reflecting telescope over a refracting telescope-
1. A large aperture is not required to focus incoming light, hence it is easy to manufacture.
2. No spherical aberration exists, and thus a clear image is formed.