The radius of curvature of the convex face of a plano-convex lens is 12 cm

The radius of curvature of the convex face of a plano-convex lens is 12 cm and the refractive index of the material of the lens is 1.5. Then, the focal length of the lens is

Options

(a) 6 cm
(b) 12 cm
(c) 18 cm
(d) 24 cm

Correct Answer:

24 cm

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A proton of mass 1.6×10⁻²⁷ kg goes round in a circular orbit of radius 0.10 m under
  2. The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external
  3. The magnifying power of a convex lens of focal length 10 cm, when the image
  4. A spring balance is attached to the ceiling of a lift.A man hangs his bag on the spring
  5. Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.