Switch Gear Wave trap is used to trap waves of either of the above higher frequencies entering generator or transformer units power frequencies None of these either of the above higher frequencies entering generator or transformer units power frequencies None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Relay can be designed to respond to changes in All of these resistance, reactance and impedance voltage and current temperature All of these resistance, reactance and impedance voltage and current temperature ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to lubricate the contacts All of these None of these extinguish the arc insulate the contacts from switch body lubricate the contacts All of these None of these extinguish the arc insulate the contacts from switch body 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 A fuse should have high conductivity All of these low cost low melting point high conductivity All of these low cost low melting point 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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