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- SM@SM_3490027Update 3 days ago
Hi, I'm just wondering why we can assume that work = 0? thanks
0up votes•1replies - RN@RobertUpdate 1 day ago
Thank you for pointing out the issue. We are missing the (1/2).
0up votes•0replies - RN@RobertUpdate 1 day ago
Hi there! Work is related to kinetic and potential energy.
If the force is internal, it is explained by potential energy.
External forces must be considered. Wnc represents the external forces.
Electric force is an internal force. Work done by the internal force is the electric potential energy.
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