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A satellite of mass m revolves around the earth of radius R at a height x from its surface. If g is the acceleration due to gravity on the surface of the earth, the orbital speed of the satallite is
Options
(a) gx
(b) gR/R-x
(c) gR²/R+x
(d) {gR²/R+x}½
Correct Answer:
{gR²/R+x}½
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 mean free path of electrons in a metal is 4 x 10⁻⁸ m. The electric field
- Photon of frequency ν has a momentum associated with it. If c is the velocity
- A voltmeter of range 2 V and resistance 300Ω cannot be converted into ammeter
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
- The friction of the air causes a vertical retardation equal to 10%
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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