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
Switch Gear The main function of a fuse is to protect the line open the circuit prevent excessive currents None of these protect the appliance protect the line open the circuit prevent excessive currents None of these protect the appliance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two or more similar electrical quantities two currents two voltages None of these two or more similar electrical quantities two currents two voltages None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 100 micro-second 0.1 sec 50 milli-second 0.5 sec 100 micro-second 0.1 sec 50 milli-second 0.5 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas Is nontoxic is yellow in colour has pungent small is lighter than air Is nontoxic is yellow in colour has pungent small is lighter than air ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called restriking voltage supply voltage recovery voltage peak voltage restriking voltage supply voltage recovery voltage peak voltage ANSWER DOWNLOAD EXAMIANS APP
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