Question

The principle of focusing the sun‟s
rays is used in ?​

Answer 1

Answer:

Pls mark as brainliest

Explanation:

The same principle is used in solar cookers where mirrors are used to reflect and focus the sun's rays on to cooking containers. Astronomers use huge concave mirrors to focus starlight. The mirrors used in telescopes are polished by giving a thin coat of silver or aluminum to the glass.

Answer 2

Mirrors have been used since ages. It is said that Archimedes used huge mirrors to focus the heat of the sun’s rays on the enemy ships to burn them.

The same principle is used in solar cookers where mirrors are used to reflect and focus the sun’s rays on to cooking containers.

hope it's help u !!

mark me as brainlist!!!