ALTERNATOR 2

A sleek image of a three-phase alternator with electrical components, showcasing power generation in a modern engineering setting, with blueprints in the background.

Alternator Mastery Quiz

Test your knowledge on alternators with our comprehensive quiz! This quiz covers various topics related to three-phase alternators, armature reaction, synchronous machines, and more. Perfect for students and professionals alike, you can enhance your understanding and challenge your expertise.

Key Features:

Multiple choice questions
Covers essential electrical engineering concepts
Ideal for learning and revision

10 Questions2 MinutesCreated by PowerDriven42

11. When a three-phase alternator supplies capacitive load, armature reaction flux will be ___________

Opposing the main magnetic field

Helping the main magnetic field

Either (a) or (b)

None of the above

14. In a large generator, dampers ___________

Reduce frequency fluctuations

Reduce voltage fluctuations

Increase stability

None of the above

15. Fleming’s right hand rule may be applied to an electric generator to find out direction of ___________

Magnetic field

Induced emf

Rotor rotation

None of the above

16. In an alterenator, the armature reaction will be completely magnetizing in case the load power factor is ___________

Zero lagging

Zero leading

0.866

Unity

17. The dark and bright lamp method is used for ______________

Transfer of load

Synchronizing

Balancing of load

Phase sequence

18. In a synchronous machine, all of the following losses are fixed except __________

Core loss

Copper loss

Bearing friction loss

Windage loss

19. When the speed of an alternator increases, ___________

The frequency decreases

The frequency increases

The frequency remains constant

The frequency does not change

20. In alternators the standard practice, now a days is to have ___________

Rotating field

Rotating armature

Either of the above

None of the above

ALTERNATOR 2

Alternator Mastery Quiz

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