A glass prism of angle 70degree and index of refration 1.66 is immersed in a liquid of refrative index 1.33.what is the minimum deviatin for a parallel beam of light passing through the prism
A glass prism of angle 70degree and index of refration 1.66 is immersed in a liquid of refrative index 1.33.what is the minimum deviatin for a parallel beam of light passing through the prism