Question

3. What is the significance of concave mirror in an electric torch?​

Answer 1

Explanation:

Concave mirrors in torches and headlights are used as reflectors. The source of light is placed at the focus of a concave mirror such that the light rays emerge out as parallel beams, after getting reflected in the mirror.

Answer 2

Answer:

Here is ur answer dude.

Explanation:

Concave mirrors in torches and headlights are used as deflectors. The source of light is placed at the focus of a concave mirror such that the light rays emerge out as parallel beams after getting reflected in the mirror.

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