NEET Physics Ray Optics and Optical Instruments Questions Solved

An air bubble in sphere having 4 cm diameter appears 1 cm from surface nearest to eye when looked along diameter. Ifμga = 1.5, the distance of bubble from refracting surface is

(a) 1.2 cm                    (b) 3.2 cm

(c) 2.8 cm                    (d) 1.6 cm

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