Critical angle of electromagnetic radiation takes place if Options: A . &nbspAngle of incidence is equal to angle of refraction B . &nbspAngle of incidence is greater than the angle of refraction C . &nbspAngle of incidence is equal to 90° D . &nbspAngle of refraction is equal to 90°

Critical angle of electromagnetic radiation takes place if

Question

Critical angle of electromagnetic radiation takes place if

Options:

A . Angle of incidence is equal to angle of refraction

B . Angle of incidence is greater than the angle of refraction

C . Angle of incidence is equal to 90°

D . Angle of refraction is equal to 90°

Answer: Option D

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