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  • Light - Reflection and Refraction
  • If the radius of curvature of a convex mirror is 24 cm, t...
Multiple choice

If the radius of curvature of a convex mirror is 24 cm, then calculate the focal length of the mirror.

  1. 0.083 cm

  2. 12 cm

  3. 0.041 cm

  4. 48 cm

  5. 96 cm

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Radius of curvature, R = 24 cm Radius of curvature = 2 × focal length (f) f = r/2 = 24/2 = 12 cm

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