Laws of Motion

Related Questions

• The linear momentum p of a body moving in one dimension varies with time according to the equation $p = a + b{t^2}$, where a and b are positive constants. The net force acting on the body is

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• In the above problem if the lift moves up with an acceleration equal to the acceleration due to gravity, the reading on the spring balance will be

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• The momentum is most closely related to

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• A ball of mass 0.2 kg moves with a velocity of 20 m/sec and it stops in 0.1 sec; then the force on the ball is

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• In which of the following cases forces may not be required to keep the

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