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Q: The radius of curvature of spherical mirror is the distance between:
  • A. principal focus and centre of curvature
  • B. centre of curvature and pole
  • C. pole and principal focus
  • D. centre of curvature and infinity
Correct Answer: Option B - The radius of curvature of a spherical mirror is the distance between centre of curvature and pole.
B. The radius of curvature of a spherical mirror is the distance between centre of curvature and pole.

Explanations:

The radius of curvature of a spherical mirror is the distance between centre of curvature and pole.