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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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(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Fusion reaction takes place at high temperature because
- At what angle should the two forces 2P and √2 P act,so that the resultant force is P√10?
- The radius of gyration of a solid sphere of radius r about a certain axis is r
- The work function for aluminium is 4.125 eV. The cutoff wavelength for photoelectric
- Two spheres A and B of masses m and m respectively collide. A is at rest initially
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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