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The diagram shows a ray of monochromatic light passing through a semi-circular glass block. The angle of reflection for the ray reflected off the

The diagram shows a ray of monochromatic light passing through a semi-circular glass block. The angle of reflection for the ray reflected off the boundary is 0 = 38. Incident ray Reflected ray Glass Ray emerging along the air- glass boundary Air What is the refractive index of the glass? O 1.62 O 1.27 0.50 O 1.79 0.62

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