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Study 120 Electrical Engineering MCQs with correct answers and explanations.
Correct answer
D. only if the resistance of the field circuit is less than critical value
Explanation
The correct answer is only if the resistance of the field circuit is less than critical value.
Correct answer
D. has all above features
Explanation
The correct answer is has all above features.
Correct answer
A. is always present
Explanation
The correct answer is is always present.
Correct answer
B. crossmagnetisation as well as demagnetising
Explanation
The correct answer is crossmagnetisation as well as demagnetising.
Correct answer
D. lap wound
Explanation
The correct answer is lap wound.
Correct answer
C. so that two similar machines will pass approximately equal currents to the load
Explanation
The correct answer is so that two similar machines will pass approximately equal currents to the load.
Correct answer
D. to neutralise the cross-magnetising effect of the armature reaction
Explanation
The correct answer is to neutralise the cross-magnetising effect of the armature reaction.
Correct answer
B. so that the two identical machines will pass approximately equal cur¬rents to the load
Explanation
The correct answer is so that the two identical machines will pass approximately equal cur¬rents to the load.
Correct answer
C. all of the above
Explanation
The correct answer is all of the above.
Correct answer
A. all above
Explanation
The correct answer is all above.