Switch Gear A fuse is a protective device current limiting device current controlling device None of these protective device current limiting device current controlling device None of these 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 slow making and breaking of load circuit contacts too low contact pressure foreign matter on the contact surface all of these slow making and breaking of load circuit contacts too low contact pressure ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas has pungent small is lighter than air is yellow in colour is nontoxic None of these has pungent small is lighter than air is yellow in colour is nontoxic None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of higher frequencies entering generator or transformer units power frequencies either of the above None of these higher frequencies entering generator or transformer units power frequencies either of the above 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 12.5 A 6.25 A 25 A 3.125 A 12.5 A 6.25 A 25 A 3.125 A 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
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