Switch Gear Most of the relays on service on electric power system are electro-mechanical relays electronic relays thermal relays None of these electro-mechanical relays electronic relays thermal relays None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker is interrupted at maximum current zero current maximum voltage minimum voltage maximum current zero current maximum voltage minimum voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of three phase motors two phase motors only single phase motors only two single phase motors running in parallel three phase motors two phase motors only single phase motors only two single phase motors running in parallel ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to foreign matter on the contact surface all of these too low contact pressure slow making and breaking of load circuit contacts foreign matter on the contact surface all of these too low contact pressure slow making and breaking of load circuit contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Admittance relay is None of these non-directional relay directional relay impedance relay None of these non-directional relay directional relay impedance relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To protect most of the electrical equipment handling low power, the types of relays used are Both of the listed here Thermocouple Electronic and bimetallic None of these Both of the listed here Thermocouple Electronic and bimetallic None of these ANSWER DOWNLOAD EXAMIANS APP