Which of the following circuit breaker will produce the least arc energy?
A) Minimum oil circuit breaker
B) Air blast circuit breaker
C) Plain oil circuit breaker
D) All will produce same energy.
Correct Answer:
Verified
Q2: The tripping circuit is_
A)AC
B)DC
C)either AC or DC
D)None
Q3: Plug setting of a electromagnetic relay can
Q4: the most efficient torque producing actuating structure
Q5: If the power factor is zero, the
Q6: Which of the following is not a
Q8: For a circuit breaker 'break time' is
A)Same
Q9: The breaking capacity of a circuit breaker
Q10: Which relay is used for feeders?
A)MHO relay
B)Translay
Q11: Which of the following relays is used
Q12: MHO relay is used for
A)Rectifiers
B)Circuit breakers
C)Transmission lines
D)Feeders.
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