Laws of Motion

Related Questions

• A mass of 10 gm is suspended by a string and the entire system is falling with a uniform acceleration of $400\,cm/{\sec ^2}.$The tension in the string will be $(g = 980\,cm/{\sec ^2})$

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• The coefficient of friction $\mu$ and the angle of friction $\lambda$ are related as

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• A uniform rope of length l lies on a table. If the coefficient of friction is $\mu $, then the maximum length ${l_1}$ of the part of this rope which can overhang from the edge of the table without sliding down is

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• An elevator weighing 6000 kg is pulled upward by a cable with an acceleration of $5\,m{s^{ - 2}}$. Taking g to be $10\,m{s^{ - 2}}$, then the tension in the cable is

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• A player caught a cricket ball of mass 150 gm moving at a rate of 20 m/s. If the catching process be completed in 0.1 s, then the force of the blow exerted by the ball on the hands of the player is

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