the gravitational force exerted by the sun on the earth holds the earth in an orbit around the sun. let us assume that the orbit is perfectly circular. which describes the work done by this gravitational force during a short time interval in which the earth moves through a displacement in its orbital path?
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the gravitational force exerted by the sun on the earth holds the earth in an orbit around the sun. let us assume that the orbit is perfectly circular. which describes the work done by this gravitational force during a short time interval in which the earth moves through a displacement in its orbital path?
answer :When a planet revolves around Sun in an elliptical orbit, the work done Sun’s gravitational force on the planet remains zero for any value of displacement