Q 1980101917.     A beam of light converges at a point P. Now

a lens is placed in the path of the convergent

beam 12 m from P. At what point does the

beam converge if the lens is (a) a convex lens

of focal length 20 cm, and (b) a concave lens

of focal length 16 cm?

NCERT Chapter Solution 9/9.8

Solution for all Exercises of Physics Class 12 Chapter 9- RAY OPTICS AND OPTICAL INSTRUMENTS

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Chapter 9 Solution

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