gravitational force

Why gravitational force of attraction is necessary for a satellite to revolve around earth?

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The question was posted by Raj Kumar. The satellite has a velocity. To revolve around, the direction of velocity must change. In the absence of a force it can move only in a straight line. It is the gravitational force which helps the satellite top change direction and revolve around the earth. In other words, for a [...]

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Be the first to comment - What do you think?  Posted by Mathew Abraham - September 2, 2011 at 5:33 am

Categories: Ask Physics, force of attraction, gravitational force, Project, raj kumar   Tags: , , , , , , , , , , , ,

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