Laws of Motion

Related Questions

• A solid disc of mass M is just held in air horizontally by throwing 40 stones per sec vertically upwards to strike the disc each with a velocity 6 $m{s^{ - 1}}$. If the mass of each stone is $0.05kg$ what is the mass of the disc$(g = 10m{s^{ - 2}}$)

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• The apparent weight of the body, when it is travelling upwards with an acceleration of $2m/{s^2}$ and mass is 10 kg, will be

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• A particle is moving with a constant speed along a straight line path. A force is not required to

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

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• A body of mass 2 kg is being dragged with uniform velocity of 2 m/s on a rough horizontal plane. The coefficient of friction between the body and the surface is 0.20. The amount of heat generated in 5 sec is $(J = 4.2\,joule/cal$ and $g = 9.8\,m/{s^2})$

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