Switch Gear For the protection of power station buildings against direct strokes the requirements are interception and conduction interception None of these interception, conduction and dissipation interception, conduction, dissipation and reflection interception and conduction interception None of these interception, conduction and dissipation interception, conduction, dissipation and reflection ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance decreases None of these remains same increases decreases None of these remains same increases ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A short-circuit is identified by voltage rise no current flow heavy current flow voltage drop voltage rise no current flow heavy current flow voltage drop ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Circuit breakers usually operate under sub-transient state of short circuit current steady state of short circuit current transient state of short circuit current after dc component has ceased sub-transient state of short circuit current steady state of short circuit current transient state of short circuit current after dc component has ceased ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In Railway applications ______ circuit breaker is used. bulk oil minimum oil air break SFe bulk oil minimum oil air break SFe ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of vaccum circuit breaker oil circuit breaker air-blast circuit breaker sf6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
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