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

1) Torch light : The source of light is placed at the focus. 2) Projector lamp :
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1) TORCH LIGHT : The source of light is placed at the focus. 2) PROJECTOR LAMP : The source of light is placed at the centre of curvature 3) FLOOD LIGHT : The source of light is placed just beyond the centre of curvature 👍👍👆
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In a torch light the source of light is at the forceso that a parallel beam of light can be obtained
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