Question

mention the use of concave mirrors
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Answer 1

Answer:

Concave mirrors are used in reflecting telescopes. They are also used to provide a magnified image of the face for applying make-up or shaving. ... Concave mirrors are used to form optical cavities, which are important in laser construction. Some dental mirrors use a concave surface to provide a magnified image

Explanation:

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Answer 2

Explanation:

it is used as a shaving mirror

it is used in torches , search light etc.