Self Studies

Gravitation Tes...

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  • Question 1
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    The escape velocity on the surface of a planet is VeV_{e} what would be the escape velocity on the planet having the same radius but mass 4 times that of it.

  • Question 2
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    Spot the wrong statement: 
    The acceleration due to gravity g decreases if 

  • Question 3
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    If the acceleration due to gravity, g, is 10 m/s2m/s ^{2} at the surface of the earth (radius 6400 km), then at a height of 1600 km the value of g will be ( in m/s2m/s ^{2})

  • Question 4
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    The tilt of Earth is _____ degrees.

  • Question 5
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    The change in the value g'g' at a height h'h' above the surface of the earth is the same as at a depth d'd' below the surface of earth. When both d'd' and h'h' are much smaller than the radius of earth, then which one of the fol lowing is correct?    

  • Question 6
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    The value of acceleration due to gravity on earth surface-

  • Question 7
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    If the radius of earth shrinks by 1.5 % ( mass remaining same ), then the value of gravitational acceleration changes by

  • Question 8
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    A body weighs 144 N at the surface of earth. When it is taken to a height of h=3Rh=3R, where R is radius of earth, it would weigh

  • Question 9
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    Assuming the earth to have constant density, point out which of the following curves show variation of acceleration due to gravity from the centre of the point to far away from the surface of the earth.

  • Question 10
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    Identify the incorrect statement about a planet revolving around Sun 

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