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The developed electromagnetic force and/or torque in electromechanical energy conversion system, acts in such a direction that tends to ___________

The developed electromagnetic force and/or torque in electromechanical energy conversion system, acts in such a direction that tends to ___________ Correct Answer decrease the stored energy at constant mmf

fe = -(∂Wfld (φ,x))/∂x = -(∂Wfld (∅,x))/∂x and Te = -(∂Wfld (φ,θ))/∂θ = -(∂Wfld(∅,θ))/∂θ.

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