The work done by all the forces (external and internal) on a system equals the change in
The work done by all the forces (external and internal) on a system equals the change in
(a) total energy (b) kinetic energy (c) potential energy (d) none of these.
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(b) kinetic energy
Explanation:-
Though work done by external forces will change the total energy of the system, work done by the internal forces will increase kinetic energy only. So when both do work KE is sure to change.
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