The work done by the external forces on a system equals the change in (a) total energy

Question

The work done by the external forces on a system equals the change in (a) total energy

The work done by the external forces on a system equals the change in
(a) total energy

(b) kinetic energy

(c) potential energy

(d) none of these.

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

(a) total energy

Explanation:-

External forces will either change KE or PE or both of a system. Since total mechanical energy (KE+PE) of a system is conserved when no external force acts, hence work done by external force will change total mechanical energy.

5 views Answered 2023-02-05 15:29