Electrical Engineering Questions And Answers :: Electrical Machine Design: part1

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Electrical Engineering : Electrical Machine Design QUESTIONS AND ANSWERS :: part1 : 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.The length cf air gap to be provided in ______ is primarily determined by power factor consideration.

d.c. series motor .
d.c. shunt motor
induction motor
synchronous motor

12.The density of hydrogen is _____ times the density of air.

0.07
1.5
2.5
3.5

13.Which ofthe following methods is used for air cooling of turbo-alternators ?

One sided axial ventilation
Two sided axial ventilation
Multiple inlet system
All ofthe above

14.The design of mechanical parts is particularly important in case of _____ speed machines.

low
medium
high
any of the above

15.If an insulating material is operated beyond the maximum allowable temperature, its life is

drastically increased
drastically reduced
unaffected
none of the above

More Electrical Machine Design QUESTIONS AND ANSWERS available in next pages

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