Switch Gear If the length of the arc in a circuit breaker increases, its resistance remains same decreases increases None of these remains same decreases increases None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An efficient and a well designed protective relaying should have economy and simplicity high speed and selectivity good selectivity and reliability All of these economy and simplicity high speed and selectivity good selectivity and reliability All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of three phase motors single phase motors only two single phase motors running in parallel two phase motors only three phase motors single phase motors only two single phase motors running in parallel two phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of silver iron steel brass silver iron steel brass ANSWER DOWNLOAD EXAMIANS APP
Switch Gear ________ relay is preferred for phase fault on short transmission line. Induction type Impedance Reactance None of these Induction type Impedance Reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 25 A 12.5 A 6.25 A 3.125 A 25 A 12.5 A 6.25 A 3.125 A ANSWER DOWNLOAD EXAMIANS APP
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