For a concave mirror, paraxial rays are focused at distance R/2 from t – InterviewSolution

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1.	For a concave mirror, paraxial rays are focused at distance R/2 from the pole and marginal rays are focused at distance X from the pole, the (1)x=R/2 (2)x=-f (3)x>R/2 (4)x
Answer» For a concave mirror, paraxial rays are focused at distance R/2 from the pole and marginal rays are focused at distance X from the pole, the (1)x=R/2 (2)x=-f (3)x>R/2 (4)x

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