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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 wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that
- From a disc of radius R, a concentric circular portion of radius r is cut-out so
- A meter stick of mass 400 g is pivoted at one end and displaced through an angle 60°.
- The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- If an electron and a positron annihilate, the energy released is
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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