A concave mirror of focal length 12 cm is placed at a distance of 50 cm from a wall how for far from the wall and object be placed so that its sharp image formed by the mirror falls on the wall?
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A concave mirror of focal length 12 cm is placed at a distance of 50 cm from a wall how for far from the wall and object be placed so that its sharp image formed by the mirror falls on the wall?
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