Answers

2014-08-21T20:17:17+05:30
Oblate spheroid 
 i think this is the answer ur seeking for.
hope it helps u
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0
2014-08-21T20:47:19+05:30
It is in a geoid shape.

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Actually it is oblate spheroid. It is compressed at the poles and bulges at the equator. This is due to centrifugal force.