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KVPY2017PhysicsRay Optics

A mirror is placed at an angle of 30^ with respect to y-axis (see figure). A light ray travelling in the negative y-direction strikes the mirror. The direction of the reflected ray is given by the vector

Options

  1. Ai
  2. Bi - 3 j
  3. C3 i - j
  4. Di -2 j

Correct answer

C. 3 i - j

Step-by-step solution

Incident Ray =- j Reflected Ray vector 3 2 i - 1 2 j

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