1.

What is the angular velocity of earth    [Orissa JEE 2005]

A. \[\frac{2\pi }{86400}rad/\sec \]
B. \[\frac{2\pi }{3600}rad/\sec \]
C. \[\frac{2\pi }{24}rad/\sec \]
D. \[\frac{2\pi }{6400}rad/\sec \]
Answer» B. \[\frac{2\pi }{3600}rad/\sec \]


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