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A satellite S is moving in an elliptical orbit around the earth. The mass of the satellite is very small compared to the mass of the earth. Then,
Options
(a) the linear momentum of S remais constant in magnitude.
(b) the acceleration of S is always directed towards the centre of the earth
(c) the angular momentum of S about the centre of the earth changes in directin, but its magnitude remains constant
(d) the total mechanical energy of S varies periodically with time
Correct Answer:
the acceleration of S is always directed towards the centre of the earth
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The ratio of the radii or gyration of a circular disc to that of a circular ring
- A particle is kept at rest at the top of a sphere of diameter 42m.When disturbed slightly
- A body of mass m=3.513 kg is moving along the x-axis with a speed of 5 m/s
- For non-conductors, the energy gap is
- The temperature at which the vapour pressure of a liquid becomes equal to the external
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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