Questions
(A) comets move around the Sun in elliptical orbits. The gravitational force acting on the comet due to Sun is not normal to the comets velocity but the work done by the gravitational force over every complete orbit of the comet is zero.
( R) Gravitational Force is a non conservative force.
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Correct option is C
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If W1, W2 and W3 represent the work done in moving a particle from A to B along three different paths 1, 2 and 3 respectively (as shown) in the gravitational field of a point mass m, find the correct relation between W1, W2 and W3
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