A ray of light from a denser medium strikes a rarer medium at angle of incidence . The reflected and refracted rays make an angle of with each other. The angles of reflection and refraction are and respectively. The critical angle is |
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a) |
b) |
c) |
d) |
A ray of light from a denser medium strikes a rarer medium at angle of incidence . The reflected and refracted rays make an angle of with each other. The angles of reflection and refraction are and respectively. The critical angle is |
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a) |
b) |
c) |
d) |