1.

The angle of a prism is A. One of its refractingsurfaces is silvered. Light rays falling at anangle of incidence 24 on the first surfacereturns back through the same path aftersuffering reffection at the silvered surface.The refractive index u, of the prism is​

Answer»

Answer:

hii

Explanation:

PRATINIDHI pratinidhi Sawai DURBAL Sadan Kiya HUA HAI



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