Switch Gear The arc voltage produced in AC circuit breaker is always lagging the arc current by 90° None of these leading the arc current by 90° In phase with the arc current lagging the arc current by 90° None of these leading the arc current by 90° In phase with the arc current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance None of these increases decreases remains same None of these increases decreases remains same ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as operation time clearing time lag time lead time operation time clearing time lag time lead time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear ________ relay is preferred for phase fault on short transmission line. Reactance Impedance Induction type None of these Reactance Impedance Induction type None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two voltages two currents two or more similar electrical quantities None of these two voltages two currents two or more similar electrical quantities None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To protect most of the electrical equipment handling low power, the types of relays used are Thermocouple Both of the listed here None of these Electronic and bimetallic Thermocouple Both of the listed here None of these Electronic and bimetallic ANSWER DOWNLOAD EXAMIANS APP
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