Switch Gear An isolator is installed generally on both sides of a circuit breaker to operate the relay of circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker generally on both sides of a circuit breaker to operate the relay of circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always 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 lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called surge voltage recovery voltage arc voltage operating voltage surge voltage recovery voltage arc voltage operating voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A short-circuit is identified by voltage rise heavy current flow voltage drop no current flow voltage rise heavy current flow voltage drop no current flow ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are None of these interception, conduction, dissipation and reflection interception and conduction interception interception, conduction and dissipation None of these interception, conduction, dissipation and reflection interception and conduction interception interception, conduction and dissipation ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Admittance relay is impedance relay non-directional relay directional relay None of these impedance relay non-directional relay directional relay None of these ANSWER DOWNLOAD EXAMIANS APP
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