MCQ
The work done by all the forces (external and internal) on a system equals the change in:
  • Total energy.
  • B
    Kinetic energy.
  • C
    Potential energy.
  • D
    None of these.

Answer

Correct option: A.
Total energy.
Explanation:

The work done by all the forces (external and internal) on a system is equal to the change in the total energy.

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