Switch Gear The arc voltage produced in AC circuit breaker is always leading the arc current by 90° None of these lagging the arc current by 90° In phase with the arc current leading the arc current by 90° None of these lagging the arc current by 90° In phase with the arc current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The short circuit in any winding of the transformer is the result of mechanical vibration loose connection impulse voltage insulation failure mechanical vibration loose connection impulse voltage insulation failure ANSWER DOWNLOAD EXAMIANS APP
Switch Gear ________ relay is preferred for phase fault on short transmission line. None of these Impedance Induction type Reactance None of these Impedance Induction type Reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of silver graphite carbon tungsten silver graphite carbon tungsten ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transformers Transmission line Motors Generators Transformers Transmission line Motors Generators ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two currents None of these two voltages two or more similar electrical quantities two currents None of these two voltages two or more similar electrical quantities ANSWER DOWNLOAD EXAMIANS APP
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