Switch Gear An efficient and a well designed protective relaying should have economy and simplicity good selectivity and reliability high speed and selectivity All of these economy and simplicity good selectivity and reliability high speed and selectivity All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have low melting point and any specific resistance low melting point and high specific resistance high melting point and low specific resistance Low melting point and low specific resistance low melting point and any specific resistance low melting point and high specific resistance high melting point and low specific resistance Low melting point and low specific resistance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A three phase circuit breaker is rated at 2000 MVA, 33 kv. The symmetrical breaking current is 80 kA 20 kA 60 kA 35 kA 80 kA 20 kA 60 kA 35 kA ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following circuit breakers is prefered for EHT applications ? bulk oil circuit breaker air break circuit breaker Sf6 CB low oil circuit breaker bulk oil circuit breaker air break circuit breaker Sf6 CB low oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? air break circuit breaker sf 6 circuit breaker low oil circuit breaker bulk oil circuit breaker air break circuit breaker sf 6 circuit breaker low oil circuit breaker bulk oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for intermittent duty over currents repeated duty short duty intermittent duty over currents repeated duty short duty ANSWER DOWNLOAD EXAMIANS APP
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