Question

an object of 5 cm is placed at distance of 20 cm away from a concave mirror of focal length 15 cm. At what distance from the mirror should a screen be placed to get a sharp image.​

Answer 1

Answer:

h1 = 5.0cm, u = -20cm, f = -15cm, v =?, h2 = ? The screen should be placed 60 cm in front of the mirror.

Explanation:

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