A large AC generator, supplying power to an infinite bus, has a sudden short-circuit occurring at its terminals. Assuming the prime mover input and the voltage behind the transient reactance to remain constant immediately after the fault, acceleration of the generator rotor is

inversely proportional to the square of the voltage

inversely proportional to the moment of inertia of the volume

directly proportional to the square of the short circuit current

directly proportional to the short circuit power

A large AC generator, supplying power to an infinite bus, has a sudden

1.	A large AC generator, supplying power to an infinite bus, has a sudden short-circuit occurring at its terminals. Assuming the prime mover input and the voltage behind the transient reactance to remain constant immediately after the fault, acceleration of the generator rotor is
A.	inversely proportional to the moment of inertia of the volume
B.	inversely proportional to the square of the voltage
C.	directly proportional to the square of the short circuit current
D.	directly proportional to the short circuit power
Answer» B. inversely proportional to the square of the voltage

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A large AC generator, supplying power to an infinite bus, has a sudden short-circuit occurring at its terminals. Assuming the prime mover input and the voltage behind the transient reactance to remain constant immediately after the fault, acceleration of the generator rotor is

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