Physics · Light - Reflection and Refraction
For a spherical mirror, the distance between the pole and the centre of curvature is equal to:
- 1equal to the focal length
- 2equal to the distance between the centre of curvature (C) and the principal focus (F)
- 3twice the distance between the pole and the principal focus (F)✓
- 4half of the radius of curvature
Correct answer
twice the distance between the pole and the principal focus (F)
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