What is the expression for the change in mechanical energy due to non-conservative forces? - WORK, ENERGY, AND POWER Quiz | GKFix.in

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Question

What is the expression for the change in mechanical energy due to non-conservative forces?

A. Ef + Ei = 0
B. Ef = Ei
C. Ef − Ei = Wnc
D. ∆E = 0

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