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A beam of light of wavelength 590 nm is focussed by a converging lens of diameter 10 cm at a distance of 20 cm form it. Find the diameter of the disc image formed
Options
(a) 5.76×10⁻⁴ cm
(b) 7.51×10⁻⁴ cm
(c) 8.72×10⁻⁴ cm
(d) 9.80×10⁻⁴ cm
Correct Answer:
5.76×10⁻⁴ cm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle falls towards earth from infinity. Its velocity on reaching the earth
- A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
- A boy is trying to start a fire by focusing sunlight on a piece of paper using
- Watt hour mter measures
- A step-up transformer operates on a 230 V line and supplies a current of 2 A.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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