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Time period of the rotation of the earth about its own axis is 24 hour. Mass and radius of the earth are 6 x 10²⁴ kg and 6.4 x 10⁶ m respectively. The rotational kinetic energy of the earth about its own axis is
Options
(a) 2.6 x 10²⁹ J
(b) 2.6 x 10²⁴ J
(c) 2.6 x 10³² J
(d) 2.6 x 10³⁴ J
Correct Answer:
2.6 x 10²⁹ J
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion of system of Particles and Rigid Body
(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If a spring of spring constant k stretched by a length x under tension T, the energy
- A planet moving along an elliptical orbit is closest to the sun at a distance of r₁
- A soap bubble is charged to a potential 12V. If its radius is doubled,
- A black body at 227⁰C radiates heat at the rate of 7cals/cm²s. At a temperature
- The focal lengths of a converging lens are fᵥ and fᵣ for violet and red lights
Topics: Motion of system of Particles and Rigid Body (73)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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