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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two concentric spheres kept in air have radii R and r.
- A body of mass (4m) is lying in x-y plane at rest. It suddenly explodes into three
- Length of a string tied to two rigid supports is 40 cm. Maximum length
- Two bulbs when connected in parallel to a source take 60W each, the power consumed,
- The unit of permitivity of free space, ε₀ is
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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