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A planet is orbiting a star when, for noapparent reason, the star\'s gravity sud

ID: 1763763 • Letter: A

Question

   A planet is orbiting a star when, for noapparent reason, the star's gravity suddenly vanishes. Theplanet then obeys Newton's first law and heads outward along astraight line. Is Kepler's second law still obeyed? That is, are equal areas swept out in equal intervals of time asthe planet moves away? I think the answer is no because angular momentum is no longerbeing conserved, but I'm not entirely sure.    A planet is orbiting a star when, for noapparent reason, the star's gravity suddenly vanishes. Theplanet then obeys Newton's first law and heads outward along astraight line. Is Kepler's second law still obeyed? That is, are equal areas swept out in equal intervals of time asthe planet moves away? I think the answer is no because angular momentum is no longerbeing conserved, but I'm not entirely sure.

Explanation / Answer

yes you are correct , the answer is NO if the planet is moving away from the star then there will beno angular motion and then there will be no angular momentum and sono conservation of angular momentum .
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