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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
- The acceleration due to gravity at a place is π² m/sec². Then the time period
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- A lens having focal length f and aperture of diameter d forms an image of intensity I
- In case of linearly polarised light, the magnitude of the electric field vector
- A body with mass 5 kg is acted upon a force F=(-3i+4j) N.If its initial velocity at
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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