Question

In the following set-up, the focal length of the concave mirror is 3 cm. The mark on the scale on which the screen be placed to obtain a sharp image would be:

(a) at 0 cm
(c) at 8 cm
(6) at 6 cm
(d) at 1 cm​

Answer 1

Answer:

a

Explanation:

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Answer 2

Answer:

in the case of concave mirror , screen should be placed at 0cm ( focus ) and in case of convex the screen should be placed at 6 cm.

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