Question

Why is it advised to used telescope at night?

• A. During day, sun rays are very strong and it is not possible to see distant objects.
• B. Night sky is clearer than day sky.
• C. Both A and B
• D. Neither A nor B

Answer 1

The correct option is C Both A and B

Telescopes are used at night because of the following reasons:

1. Sun rays in day are very strong and other distant objects are not visible since the intensity of light from distant sources is much weaker.

2. Night sky is clearer than day sky primarily due to lesser pollution. This helps in formation of higher quality images at night.