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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 < fᵣ
(b) fᵥ = fᵣ
(c) fᵥ > fᵣ
(d) It depends on the average refractive index
Correct Answer:
fᵥ < fᵣ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
- A circuit contains an ammeter, a battery of 30 V and a resistance 40.8 ohm
- The potential difference applied to an X-ray tube is 5 kV and the current through it
- In Young’s double slit experiment, the wavelength of the light used is doubled
- An electric bulb has a rated power of 50W at 100 V. if it used on an a.c. source
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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