Question

b. Describe the positions of the source
of light with respect to a concave
mirror in 1.Torch light
2. Projector lamp 3. Floodlight​

Answer 1

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Describe the positions of the sourceof light with respect to a concavemirror in

1.Torch light

2. Projector lamp

3. Floodlight

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1.Torch light:

The source of light is placed at the focus of the mirror to obtain a parallel beam of light

2. Projector lamp:

The source of light is placed at the centre of curvature of the mirror.

3. Flood light:

The source of light is placed just beyond the centre of curvature of the mirror to obtain bright beam of light.

$\mathcal\green{hope \: it \: helps}$