Tag Archive: absence

Nov 05

If gravitation suddenly stops?!

If gravitation suddenly stops …… neglecting the rotation … if someone is standing on ground ….. will the normal reaction disappear?? If yes why? I want to know when

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Sep 02

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

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 [...]

Permanent link to this article: http://www.plustwophysics.com/why-gravitational-force-of-attraction-is-necessary-for-a-satellite-to-revolve-around-earth/

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