One face of a glass cube of side `0.06 m` from the face opposite to the silvered face. Looking from the object side, the image of the object appears to be `0.11 m` behind the silvered face. Calculate the refractive index of material of glass.

One face of a glass cube of side 0.06 m is silvered.An object is placed at a distance of 0.07 m from the face opposite to the silvered face.Looking from the object side,the image of the object appears to be 0.11 m behind the silvered face.Calclate the refrative index of the material of glass.

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

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

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

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