Electrical Engineering Questions And Answers :: Dc Generators: part3



Electrical Engineering : Dc Generators QUESTIONS AND ANSWERS :: part3 : 11 to 15

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

11.For the parallel operation of two or more D.C. compound generators, we should ensure that

voltage of the incoming generator should be same as that of bus bar
polarity of incoming generator should be same as that of bus bar
all the series fields should be run in parallel by means of equilizer connection
series fields of all generators should be either on positive side or negative side of the armature

12.The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be

640 V
620 V
600 V
580 V

13.D.C. generator generally preferred for charging automobile batteries is

series generator
shunt generator
long shunt compound generator
any of'the above

14.D.C. series generator is used

to supply traction load
to supply industrial load at constant voltage
voltage at the toad end of the feeder
for none of the above purpose

15.In a D.C. generator the critical resistance refers to the resistance of

brushes
field
armature
load

More Dc Generators QUESTIONS AND ANSWERS available in next pages

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