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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
- An LED is constructed from a p-n junction based on a certain semi-conducting
- A paramagnetic sample shows a net magnetisation of 0.8 Am⁻¹, when placed
- what should be the velocity of an electron so that its momentum becomes equal
- Light of wavelength λ from a point source falls on a small circular obstacle
- In common base circuit of a transistor, current amplification factor is 0.95.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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