10 Question-answer on satellite and escape velocity 1. The period of a satellite in a circular orbit around a planet is independent of (a) The mass of the planet (b) The radius of the planet (c) The mass of the satellite (d) All the three parameters(a), (b) and (c) Ans: ( c) 2. The plane of the elliptical orbit of a satellite revolving around earth passes through (a) Centre of earth (b) North pole (c) South pole (d) None of the above Ans : (a) 3. For a body to escape from earth, angle at which it should be fired is: (a) 45˚ (b) >45˚ (c) <45˚ (d) Any angle Ans: (d) 4. A satellite is orbiting round the earth...
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