DC GENERATOR 4

A detailed illustration of various types of DC generators, showcasing their components and working mechanisms in a technical setting.

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, functionality, and characteristics of DC generators
Immediate feedback on your answers

10 Questions2 MinutesCreated by WindingGear250

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 _______________.

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

DC GENERATOR 4

DC Generator Quiz Challenge

More Quizzes