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Electrician
Electrician Set-1
DC Generators
34

DC Generators MCQ - Electrician (Set-1) with Answers

34) The essential condition for stable parallel operating of two D.C. generators having similar characteristics is that, they should have

same kilowatt output ratings

drooping voltage characteristics

same percentage regulation

same no load and full load speed

Answer is:

drooping voltage characteristics

DC Generators MCQ - Electrician (Set-1) with Answers

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Related DC Generators MCQ - Electrician (Set-1) with Answers

35) D.C. generators are connected to or disconnected from the busbar only under the floating condition. This is done to avoid

burning of switch contact

sudden loading of the prime mover

mechanical jerk to the shaft

all of the above

Answer is:

all of the above

36) For parallel operation the D.C. generators normally preferred are

Shunt and over compound

Series

Shunt and under compound

Over compound

Answer is:

Shunt and under compound

37) Equalizer bar is necessary for parallel operation of D.C.

series and over compound generator

under compound generator

shunt and series generator

over compound generator

Answer is:

series and over compound generator

38) D.C. shunt generators are most suited for stable parallel operation because of their voltage characteristics

identical

dropping

linear

rising

Answer is:

dropping

DC Generators MCQ - Electrician (Set-1) with Answers

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