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An artificial satellite is revolving round the earth in a circular orbit. Its velocity is half the escape velocity. Its height from earth’s surface is
Options
(a) 6400 km
(b) 12800 km
(c) 3200 km
(d) 1600 km
Correct Answer:
6400 km
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
- A simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken
- Point masses m₁ and m₂ are placed at the opposite ends of a rigid rod of length L,
- The photoelectric threshold wevelength for potassium (work function being 2 eV) is
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- The magnetic susceptibility is negative for
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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