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MHT CET Physics question

PhysicsGravitationMHT CET

Calculate angular velocity of the earth, so that acceleration due to gravity at latitude becomes zero. (Take, radius of the earth , gravitational acceleration at poles and ) [MHTCET 2014]

Answer: (D)

Solution

gives \sqrtExtra open brace or missing close brace{\frac{g}Extra open brace or missing close brace{R\cos^2$

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Question ID VK-060260