**Question :** What is the angular velocity of earth?

(A) \dfrac{2\pi }{86400}rads^{-1}

(B) \dfrac{2\pi }{86400}rads^{-1}

(C) \dfrac{2\pi }{86400}rads^{-1}

(D) \dfrac{2\pi }{86400}rads^{-1}

**Answer :** option (A)

**Solution :**

with
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**Question :** What is the angular velocity of earth?

(A) \dfrac{2\pi }{86400}rads^{-1}

(B) \dfrac{2\pi }{86400}rads^{-1}

(C) \dfrac{2\pi }{86400}rads^{-1}

(D) \dfrac{2\pi }{86400}rads^{-1}

**Answer :** option (A)

**Solution :**