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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > L is a lens such that a parallel beam of light incident on it. after refraction, converges to a point at a distance x from it and M is a mirror such that a parallel beam of light incident on it, after reflection, converges to a point at a distance y

L is a lens such that a parallel beam of light incident on it. after refraction, converges to a point at a distance x from it and M is a mirror such that a parallel beam of light incident on it, after reflection, converges to a point at a distance y

after reflection converges to a point at a distance x from it and M is a mirror such that a parallel beam of light incident on it converges to a point at a distance y L is a lens such that a parallel beam of light incident on it. after refraction