Switch Gear The fault that imposes severest duty on the circuit breaker is line to ground fault line to line fault all three lines short-circuited two lines to ground fault line to ground fault line to line fault all three lines short-circuited two lines to ground fault ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arcing contacts in a circuit breaker are made of copper tungsten alloy electrolytic copper porcelain aluminium alloy copper tungsten alloy electrolytic copper porcelain aluminium alloy ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas is yellow in colour is lighter than air Is nontoxic has pungent small is yellow in colour is lighter than air Is nontoxic has pungent small ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon All of these armature core air gap the rate of flux built up the spring tension All of these armature core air gap the rate of flux built up the spring tension ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Admittance relay is directional relay impedance relay None of these non-directional relay directional relay impedance relay None of these non-directional relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Generators Motors Transformers Transmission line Generators Motors Transformers Transmission line ANSWER DOWNLOAD EXAMIANS APP
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