Switch Gear Wave trap is used to trap waves of higher frequencies entering generator or transformer units either of the above None of these power frequencies higher frequencies entering generator or transformer units either of the above None of these power frequencies ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of single phase motors only three phase motors two single phase motors running in parallel two phase motors only single phase motors only three phase motors two single phase motors running in parallel two phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two voltages two or more similar electrical quantities None of these two currents two voltages two or more similar electrical quantities None of these two currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear series reactors should have high resistance low resistance low impedance high impedance high resistance low resistance low impedance high impedance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear HRC fuses provide best protection against reverse current open circuits short circuits overload reverse current open circuits short circuits overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are interception, conduction, dissipation and reflection interception, conduction and dissipation interception None of these interception and conduction interception, conduction, dissipation and reflection interception, conduction and dissipation interception None of these interception and conduction ANSWER DOWNLOAD EXAMIANS APP