Which device is used for protection of equipment from from damage caused by overload or short circuit?
A) CVT
B) Circuit Breaker
C) Current Transformer
D) Lighting Arrester
Correct Answer:
Verified
Q5: A short-circuit is identified by
A)no current flow
B)heavy
Q6: The information to the circuit breaker under
Q7: To limit short-circuit current in a power
Q8: A balanced 3-phase system consists of
A)zero sequence
Q9: In a single bus-bar system there will
Q11: Isolator in substation is open under -------------
Q12: Earthling switch is used for
A)measuring of safety
Q13: If the time of operating of a
Q14: A fault is more severe from the
Q15: A reactance relay is
A)Voltage restrained directional relay.
B)Directional
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