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MODERN PUBLICATION-Unit Test - Gravitation-Example
- A planet of mass m moves around the sun of mass M in elliptical orbit....
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- The duration of day is highest in :
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- A ball is thrown upwards with a velocity of 100 ms^-1. It will reach t...
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- A ball is thrown upwards with a velocity of 19.6 ms^-1. The maximum he...
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- What would be the acceleration due to gravity at another planet, whose...
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- If a planet existed whose mass and radius were both half of that of th...
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- When the radius of earth is reduced by 1 % without changing the mass, ...
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- The mass of the planet is 1/9th of the mass of the earth and its radiu...
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- A body weighs 700 N on earth. What will be its weight on a planet havi...
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- At what height above the earth surface, the acceleration due to gravit...
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- Assume earth to be a sphere of a uniform density, What is the value of...
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- What will be the weight of a body at the centre of the earth?
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- If we move from equator to pole, the value of acceleration due to grav...
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- At what angular velocity would the earth have to rotate so that bodies...
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- If the spinning speed of the earth is increased, then weight of the bo...
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- The speed of earth's rotation about its axis is omega. Its speed is in...
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- If the gravitational force had varied as r^(-5//2) instead of r^(-2),t...
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- 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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