Question Solved1 Answer A light ray in the air is incident on a transparent material whose index of refraction is n. (a) Find an expression for the (non-zero) angle of incidence whose angle of refraction is half the angle of incidence. (b) Evaluate your expression for light incident on glass (glass’s index of refraction is 1.5).

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A light ray in the air is incident on a transparent material whose index of refraction is n.

(a) Find an expression for the (non-zero) angle of incidence whose angle of refraction is half the angle of incidence.

(b) Evaluate your expression for light incident on glass (glass’s index of refraction is 1.5).

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Answer. (a). Here Index of reforation =n_("medium ")=nAngle of incegence (theta_(i))=thetaAngle of refroction (theta_(r))=(theta i)/(2)=(theta)/(2)From bnell'slaw nafr sin theta_(i)=n_("medium ")sin theta_ ... See the full answer