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SL ARORA-Work, Energy and power-EXERCISE
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- A particale moves under the effect of a force F = Cs from x = 0 to x =...
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- A force F=(10+0.5 x) acts on a particle in the x-direction. What would...
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- The work done by an applied variable force F=x+x^(3) from x = 0 m to x...
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- The relationship between the force F and position x of body is as show...
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- The kinetic energy of a body of mass 2 kg and momentum of 2 Ns is
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- Two bodies of masses m and 4 m are moving with equal K.E. The ratio of...
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- Two bodies A and B having mass m and M respectively ppossess same kine...
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- If momentum is increased by 20% then K.E. increases by
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- If momentum is increased by 20% , then K.E. increase by
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- A body of mass 10 kg initially at rest acquires velocity 10 ms^(-1). W...
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- How much work must work be done by a force on 50 kg body in order to a...
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- A taxi without any passengers, moving on a frictionless horizontal roa...
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- If the potential energy between two molecules is given by U= -(A)/(r^6...
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- The potential energy of a particle of mass 5 kg moving in the x-y plan...
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- A simple pendulum hanging freely and at rest is vertical because in th...
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- A pendulum of length 2 m lift at P . When it reaches Q , it losses 10%...
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- A pendulum bob on a 2 m string is displaced 60^(@) from the vertical a...
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- 300J of work is done in slinding a 2 kg block up an inclined plane of ...
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- A body, thrown upward with some velocity reaches the maximum height of...
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