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A3-phasesquirrel cage inductionmotorsupplied from a balanced 3-phasesource drives amechanicalload. The torque-speed characteristics of the motor (solid curve) andofthe load (dotted curve) are shown. Of

A3-phasesquirrel cage inductionmotorsupplied from a balanced 3-phasesource drives amechanicalload. The torque-speed characteristics of the motor (solid curve) andofthe load (dotted curve) are shown. Of the two equilibrium points A and B, which of the following options correctly describes the stability of A and B ? Torque 0 1.0 Sync (A) A is stable, B is unstable (C) Both are stable (B) A is unstable, B is stable (D) Both are unstable

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