If gravitational force varies as R^(-3/2), time period varies as:
R^(5/4)
R^(7/4)
R^(3/2)
From modified centripetal relation,
If distance of moon from earth becomes three times, lunar month becomes:
NextGravitational field at distance Re/4 inside earth is:
If the angular velocity of the earth's spin is increased such that bodies at equator start floating,
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EasyWhat is the change in potential energy (in calories) of a 10 kg mass after 41.8 m fall ?
EasyThe graph showing the variation of gravitational potential of Earth with distance from the centre of
EasyWhich of the following is true for a planet moving around the sun?
EasyA particle falls on earth : (i) from infinity (ii) from a height 10 times the radius of earth. The r
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