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. Monochromatic light of frequency 6.0 x 10¹⁴ Hz is produced by a laser. The power emitted
  2. In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
  3. In a franhofer diffraction experiment at a single slit using a light of wavelength
  4. Which of the following particles will have minimum frequency of revolution
  5. Photoelectric current from a given photocell will depend upon