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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
Related Questions: - A resistor 30Ω, inductor of reactance 10 Ω and capacitor of reactance 10 Ω
- The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth
- The drift speed of electrons in copper wire of diameter and length l is v.
- Which one of the following electrical meter has the smallest resistance?
- A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A resistor 30Ω, inductor of reactance 10 Ω and capacitor of reactance 10 Ω
- The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth
- The drift speed of electrons in copper wire of diameter and length l is v.
- Which one of the following electrical meter has the smallest resistance?
- A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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