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A ray of light falls on a transparent glass plate. A part of it is reflected and a part is refracted. The reflected and refracted rays can be perpendicular to each other for

Options

  1. Aangle of incidence equal to 90^ .
  2. Bangle of incidence equal to zero.
  3. Conly one angle of incidence.
  4. Dmore than one angle of incidence.

Correct answer

C. only one angle of incidence.

Step-by-step solution

The correct answer is option (C).

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