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Standard XI
Physics
Law of Conservation of Mechanical Energy
Work done by ...
Question
Work done by internal and external forces is equal to change in the kinetic energy of the system.
A
False
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B
True
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Solution
The correct option is
B
True
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Similar questions
Q.
In case of a non rigid body, work done by an external force is equal to change in its kinetic energy.
Q.
The work done by net force on a body is always equal to the change in its kinetic energy.
Q.
Prove that the change in kinetic energy of a body is equal to the work done by an external force acting on the body ?
Q.
Assertion :The change in kinetic energy of a particle is equal to the work done on it by the net force. Reason: Change in kinetic energy of particle is equal to the work done only in case of a system of one particle.
Q.
The work done by the external forces on a system equals the change in:
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