Which of the following acts as a protection against high voltage surges due to lightning and switching?
ABreather
BConservator
CThermal overload relays
DHorn gaps
Correct answer
D. Horn gaps
Explanation
The correct answer is Horn gaps.
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Study 3,658 Electrical Engineering MCQs with correct answers and explanations.
Correct answer
D. Horn gaps
Explanation
The correct answer is Horn gaps.
Correct answer
D. infinity
Explanation
The correct answer is infinity.
Correct answer
B. medium size machines
Explanation
The correct answer is medium size machines.
Correct answer
D. A few free electrons and holes
Explanation
The correct answer is A few free electrons and holes.
Correct answer
A. A 100 H.P. AC. three phase motor
Explanation
The correct answer is A 100 H.P. AC. three phase motor.
Correct answer
A. apparent power is more than actual power
Explanation
The correct answer is apparent power is more than actual power.
Correct answer
C. upto 80 A
Explanation
The correct answer is upto 80 A.
Correct answer
C. increase
Explanation
The correct answer is increase.
Correct answer
B. heavily
Explanation
The correct answer is heavily.
Correct answer
A. two times either collector current
Explanation
The correct answer is two times either collector current.