Multiple Choice
Burden of a protective relay is the power
A) required to operate the circuit breaker
B) absorbed by the circuit of relay
C) developed by the relay circuit
D) none of the above
Correct Answer:
Verified
Correct Answer:
Verified
Q15: Thermal circuit breaker has<br>A)delayed trip action<br>B)instantaneous trip
Q16: Which of the following medium is employed
Q17: Magnetic circuit breaker has _ trip action.<br>A)delayed<br>B)instantaneous<br>C)both
Q18: A transmission line is protected by<br>A)inrush protection<br>B)distance
Q19: Thermal overload relays are used to protect
Q20: A thermal protection switch can protect against<br>A)short-circuit<br>B)temperature<br>C)overload<br>D)over
Q22: An efficient and a well designed protective
Q23: On which of the following routine tests
Q24: A differential relay measures the vector difference
Q25: Arc in a circuit behaves as<br>A)a capackive