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Q: The angle of incidence for a ray of light incident on a glass slab along its normal, is:
  • A. 0°
  • B. 90°
  • C. 30°
  • D. 45°
Correct Answer: Option A - The angle of incidence for a ray of light incident on a glass slag along its normal will be zero degree.
A. The angle of incidence for a ray of light incident on a glass slag along its normal will be zero degree.

Explanations:

The angle of incidence for a ray of light incident on a glass slag along its normal will be zero degree.