A point object at 15 cm from a concave mirror of radius of curvature 20 cm is made to…

PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction

Problem

A point object at 15 cm from a concave mirror of radius of curvature 20 cm is made to oscillate along the principal axis with amplitude 2 mm. The amplitude of its image will be (a) 2 mm (b) 4 mm (c) 8 mm (d) 16 mm

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