Question

In astronomical telescopes, a larger ________ mirror is used to collect light from objects like stars and planets.

Answer 1

1. An astronomical telescope is used to see very far-off objects in space.
2. The image formed by an astronomical telescope is distinct and big.
3. A concave mirror collects all the light falling on it and focuses it to form a bigger image.
4. Therefore, in astronomical telescopes, a larger concave mirror is used to collect light from objects like stars and planets.