Switch Gear Which of the following circuit breakers is prefered for EHT applications ? low oil circuit breaker air break circuit breaker Sf6 CB bulk oil circuit breaker low oil circuit breaker air break circuit breaker Sf6 CB bulk oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Admittance relay is impedance relay non-directional relay None of these directional relay impedance relay non-directional relay None of these directional relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arcing contacts in a circuit breaker are made of aluminium alloy electrolytic copper porcelain copper tungsten alloy aluminium alloy electrolytic copper porcelain copper tungsten alloy ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for repeated duty intermittent duty short duty over currents repeated duty intermittent duty short duty over currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is oil circuit breaker vaccum circuit breaker air-blast circuit breaker all are correct oil circuit breaker vaccum circuit breaker air-blast circuit breaker all are correct ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have low melting point and high specific resistance low melting point and any specific resistance high melting point and low specific resistance Low melting point and low specific resistance low melting point and high specific resistance low melting point and any specific resistance high melting point and low specific resistance Low melting point and low specific resistance ANSWER DOWNLOAD EXAMIANS APP
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