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MODERN PUBLICATION-Unit Test - Gravitation-Example
- 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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- The radii of circular orbits of two satellites A and B of the earth ar...
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- A satellite S is moving in an elliptical orbit around the earth. The m...
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- A geostationary satellite is orbiting the earth at a height 6 R above ...
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- A geostationary satellite orbits around the earth in a circular orbit ...
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- A satellite is moving with a constant speed v in circular orbit around...
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- Which of the following quantities remain constant during their motion ...
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- Kepler's second law regarding constancy of aerial velocity of a planet...
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- The force keeping the planets in elliptical orbit is
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- Gravitational attraction separated by 1 m will be
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