A ray PQ is incident normally on the face AB of a triangular prism of refracting angle of 60°
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A ray PQ is incident normally on the face AB of a triangular prism of refracting angle of 60°, made of a
transparent material of refractive index , as shown in the figure. Trace the path of the ray as it passes
through the prism. Also calculate the angle of emergence and angle of deviation.
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