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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
- C and Si both have same lattice strcture, having 4 bonding electron in each
- A series L-C-R circuit contains inductance 5 mH, capacitance 2 μF and resistance
- A body of mass 1.0 kg is falling with an acceleration of 10 ms⁻².
- The turn ratio of a transformer is 1:2. An electrolytic dc cell of emf 2 volt is connected
- Imagine a new planet having the same density as that of earth but it is 3 times bigger
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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