Laws of Motion

Related Questions

• An object with a mass 10 kg moves at a constant velocity of 10 m/sec. A constant force then acts for 4 second on the object and gives it a speed of 2 m/sec in opposite direction, the force acting on the object is

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• A block of mass 2 kg is kept on the floor. The coefficient of static friction is 0.4. If a force F of 2.5 Newtons is applied on the block as shown in the figure, the frictional force between the block and the floor will be

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• The tension in the spring is

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• A uniform chain of length L changes partly from a table which is kept in equilibrium by friction. The maximum length that can withstand without slipping is l, then coefficient of friction between the table and the chain is

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• A lift accelerated downward with acceleration 'a'. A man in the lift throws a ball upward with acceleration ${a_0}({a_0} < a).$ Then acceleration of ball observed by observer, which is on earth, is

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