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What is the time taken by moon light to reach earth?
Options
(a) 8 sec
(b) 10 sec
(c) 9 sec
(d) None of these
Correct Answer:
None of these
Explanation:
Distance between earth and moon = 3,84,000 km
time = (384000 × 10³) / (3 × 10⁸) = 1.28 sec
The answer is none of these
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The oscillation of a body on a smooth horizontal surface is represented by the equation
- The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
- Which of the following phenomena does not show the wavenature of light?
- A point charge q is placed at a distance x/2 directly above the centre of a cube
- The coefficient of performance of a refrigerator is 5. If the temperature inside
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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