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When two alternators are operating in parallel, the cause for circulating current is

(A) increase in the excitation of one machine

(B) increase in the driving torque of one machine

(C) reduction in angular velocity of one machine

(D) identical speed/load characteristics of both machines

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When two alternators are operating in parallel, the cause for circulating current is

(A) increase in the excitation of one machine

(B) increase in the driving torque of one machine

(C) reduction in angular velocity of one machine

(D) identical speed/load characteristics of both machines

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