1.

For the apparent weight of body at equator to become zero, the earth rotate with an angular velocity of

A. \(\sqrt {\frac{{2g}}{r}} \)
B. \(\sqrt {\frac{g}{r}} \)
C. \(\sqrt {\frac{g}{2r}} \)
D. g/r
Answer» C. \(\sqrt {\frac{g}{2r}} \)


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