An isolator is installed
A) to operate the relay of circuit breaker
B) as a substitute for circuit breaker
C) always independent of the position of circuit breaker
D) generally on both sides of a circuit breaker
Correct Answer:
Verified
Q12: A fuse is connected
A)in series with circuit
B)in
Q13: H.R.C. fuse, as compared to a rewirable
Q14: The fuse rating is expressed in terms
Q15: The fuse blows off by
A)burning
B)arcing
C)melting
D)none of the
Q16: On which of the following effects of
Q18: A fuse in a motor circuit provides
Q19: Protection by fuses is generally not used
Q20: A fuse is never inserted in
A)neutral wire
B)negative
Q21: Which of the following circuit breakers is
Q22: The stability of arc in vacuum depends
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