DC GENERATOR 4
DC Generator Quiz Challenge
Test your knowledge on DC generators with this comprehensive quiz designed for students, engineers, and enthusiasts alike. Whether you're studying for a certification or just want to brush up on your skills, this quiz is perfect for you!
- 10 multiple-choice questions
- Covers principles, fun
ctionality, and characteristics of DC generators - Immediate feedback on your answers
31. An exciter for a turbo generator is a ____________
separately excited generator
shunt generator
Series generator
Differential compound generator
32. The thermal voltage of a D.C.shunt generator drops on load because of all of the following reasons except _____________.
armature reaction
Armature resistance drop
Field weakening due to armature reaction
Commutation
33. A D.C.generator works on the principle of _____________.
Lenz's law
Ohm's law
Faraday’s laws of electro magnetic induction
None of the above
34. A shunt generator can self-excite ____________.
Only if the resistance of the field circuit is less than critical value
Only if the resistance of the field circuit is more than critical value
Irrespective of the value of the resistance in the field circuit
Even when the field is open
35. The terminal voltage of a series generator is 150V when the load current is 5A. If the load current is increased to 10A, the terminal voltage will be ____________.
150V
Lesser than 150V
. Greater than 150V
None of the above
36. Open circuit voltage of a compound generator is 250V (cumulative compound). At full load terminal voltage ______________.
Will be less than 250V only
Will be greater than 250V only
May be greater or less than 250V
None of the above
37. A series generator can self-excite _____________.
Only if the load current is zero
Only if the load current is not zero
Irrespective of the value of load current
None of the above
38. The number of armature parallel paths in a two-pole D.C.generator having duplex lap winding is _______________.
2
4
6
8
39. If residual magnestism of a shunt generator is destroyed accidentally, it may be restored by connecting its shunt field ______________.
In reverse
To a battery
To earth
To an alternator
40. When a shunt field of a compound generator is connected across both the series field and armature. Such a connection is known as _________.
Short shunt
Long shunt
Cumulative compound
Differential compound
{"name":"DC GENERATOR 4", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"Test your knowledge on DC generators with this comprehensive quiz designed for students, engineers, and enthusiasts alike. Whether you're studying for a certification or just want to brush up on your skills, this quiz is perfect for you!10 multiple-choice questionsCovers principles, functionality, and characteristics of DC generatorsImmediate feedback on your answers","img":"https:/images/course8.png"}