NEET Physics Ray Optics and Optical Instruments Questions Solved

One face of a rectangular glass plate 6 cm thick is silvered. An object held 8 cm in front of the first face, forms an image 12 cm behind the silvered face. The refractive index of the glass is 

(a) 0.4                     (b) 0.8

(c) 1.2                      (d) 1.6

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