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MODERN PUBLICATION-Unit Test - Gravitation-Example
- Imagine a new planet having the same density as that of earth, but is ...
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- The acceleration due to gravity on the planet A is 9 times the acclera...
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- A body weighs 72 N on the surface of the earth. What is the gravitatio...
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- The radius of earth is about 6400Km and that of mars is about 3200 km ...
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- A ball is dropped from a high rise platform at t=0 starting from rest....
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- A body of mass m is placed on earth surface, which is taken from earth...
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- The potential energy between two atoms in a molecule is given by U(x)=...
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- A particle of mass M is situated at the centre of a spherical shell of...
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- The escape velocity of a particle of mass m varies directly as
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- The escape velocity for a body projected vertically upwards from the s...
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- The escape velocity of a body on the surface of the earth is 11.2kms^-...
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- The escape velocity on the surface of earth is 11.2 km s^-1 . What wou...
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- With what velocity should an object be projected from the surface of t...
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- the earth is assumed to be a sphere of radius R. A platform is arrange...
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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 A of mass m is at a distance r from the centre of the eart...
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- The mean radius of earth is R, its angular speed about its own axis is...
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- A satellite is moving in an orbit of radius raround the earth. Find th...
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- Two knights of the earth S1 and S2 are moving in the same orbit. The ...
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- A roller coaster is designed such that riders experience weightlessnes...
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