Synchronizing Power of Alternators - MCQs with answers

Synchronizing Power of Alternators - MCQs with answers

Q1. The electrical power output in case of synchronous machine is

a. Directly proportional to the power angle
b. Inversely proportional to the power angle
c. Directly proportional to the square of power angle
d. None of these

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Q2. The electrical power output of an alternator will be maximum, if the power angle is equal to

a. 0 degree
b. 45 degree
c. 90 degree
d. 180 degree

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Q3. The synchronous generator supplies leading power factor and lagging power factor respectively when it is

a. Over excited, under excited
b. Over excited, over excited
c. Under excited, under excited
d. Under excited, over excited

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