Electrical Engineering Questions And Answers :: Electrical Machine Design: part2



Electrical Engineering : Electrical Machine Design QUESTIONS AND ANSWERS :: part2 : 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.Dummy coil should not be used in

small machines
large machines
either (a) or (b)
none of the above

12.Tractive magnets are operated from

a.c. supply
d.c. supply
either a.c. or d.c. supply
none of the above

13.The winding where dummy coils are used is sometimes called

duplex winding
triplex winding
forced winding
none of the above

14.By which of the following methods the temperature rise of windings and other parts may be determined ?

Thermometer method
Resistance method
Embedded temperature detector method
Any of the above

15.Direct water cooling of rotor winding presents

no mechanical difficulties
lesser mechanical difficulties
greater mechanical difficulties
none of the above

More Electrical Machine Design QUESTIONS AND ANSWERS available in next pages

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