February 19, 2017

Homework Help: Physics please HELP

Posted by Ramana on Tuesday, November 12, 2013 at 6:46pm.

A meteor is approaching. Assume that the meteor started very far away from the earth and just grazes the earth. You may ignore all other forces except gravitational force between earth and meteor. Assume that mass of the meteor is much smaller than mass of the earth.

With respect to which fixed point is the angular momentum of the meteor constant in time?

a)Initial point when meteor is very far away from earth.

b) The point where meteor just grazes the earth.

c)The center of the earth.

d)There is no point where the angular momentum is constant.

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