Alternators MCQs
Practice free Alternators multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 172 questions — no login required.
Question 2easy
Under no-load condition power drawn by the prime mover of an alternator goes to
Question 3easy
As load p.f. of an alternator becomes more leading, the value of generated voltage required to give rated terminal voltage
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Question 4easy
In an alternator running with a balanced zero p.f. lagging load, phase difference between the resultant armature (or stator) flux and main field flux is always.
Question 6easy
Synchronous impedance method of finding voltage regulation of an alternator is called pessimistic method because
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Question 7easy
If chording angle for fundamental flux wave is a, its value for 5th harmonic is
Question 8easy
The generator which gives dc supply to the rotor of an alternator is called
Question 9easy
In alternators, salient pole type rotors are generally used with prime movers of