Question:

A plane mirror reflecting a ray of incident light is rotated through an angle θ about an axis through the point of incidence in the plane of the mirror perpendicular to the plane of incidence, then

Options :

  • (a) The reflected ray does not rotate
  • (b) The =reflected ray rotates through am angle θ
  • (c) The reflected ray rotates through an angle 2θ
  • (d) The incident ray is fixed

Answer :

(c) The reflected ray rotates through an angle 2θ

Answer Steps :

step 1

step 2

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