Question

an object of size(height) 7cm is placed at 25 cm in front of concave mirror of focal lenght 15 cm .At what a distance from the mirror screen be placed that we get sharp and clear image? Find the nature and size ( height ) of the image

Answer 1

Explanation:

Thus, to obtain a sharp image of the object the screen should be placed in front of the mirror at a distance of 30 cm from the mirror. The image height will be 8 cm.

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