The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights

The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights, respectively. Which of the following is correct?

Options

(a) fᵥ (b) fᵥ = fᵣ
(c) fᵥ > fᵣ
(d) It depends on the average refractive index

Correct Answer:

fᵥ Explanation:

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

admin:

Related Questions

  1. Two sources of sound placed close to each other are emitting progressive waves
  2. The displacement of a particle varies according to the relation x=4 (cos π t + sin π t)
  3. B is doped in Si or Ge, then we will get
  4. If the dipole moment of a short bar magnet is 1.25 A-m², the magnetic field on its
  5. A solenoid 1.5 m long and 0.4 cm in diameter possesses 10 turns per cm length