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MODERN PUBLICATION-Unit Test - Gravitation-Example
- An artificial satellite is moving in a circular orbit around the earth...
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- A bomb explodes on the moon. How long will it take for the sound to re...
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- The distance of a geostationary satellite from the centre of earth (ra...
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- A satellite in a circular orbit of radius R has a period of 4 h. Anoth...
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- A satellite of mass m is moving in a circular orbit at a distance R ab...
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- For a satellite moving in an orbit around the earth, the ratio of kine...
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- The ratio of energy required to raise a satellite to a height h above ...
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- A satellite of mass m is circulating around the earth with constant an...
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- The time period of a simple pendulum in a satellite is
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- The weightlessness in a satellite is due to the centre of the earth is...
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- A marble A is dropped vertically. Another identical marble is projecte...
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- If the radius of earth shrinks by one percent and its mass remaining t...
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- A double star system consists of two stars A and B which have time per...
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- Imagine a light planet revolving around a very massive star in circula...
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- If the distance between the earth and the sun were half its present va...
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- If g is the acceleration due to gravity on the earth's surface, what w...
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- The magnitudes of gravitational field at distances r1, and r2 from the...
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- A missile is launched with a velocity less than the escape velocity. T...
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- There is no atmosphere on the moon, because
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- A spherically symmetric gravitational system of particles has a mass d...
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