Switch Gear For the protection of power station buildings against direct strokes the requirements are interception interception and conduction interception, conduction and dissipation None of these interception, conduction, dissipation and reflection interception interception and conduction interception, conduction and dissipation None of these interception, conduction, dissipation and reflection ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to 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 foreign matter on the contact surface ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Directional relay are based on flow of current All of these power voltage wave current All of these power voltage wave ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When the circuit breaker operates under fault conditions, the greatest noise is produced in oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? sulphur hexafluoride transformer oil distilled water carbon tetrachloride sulphur hexafluoride transformer oil distilled water carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc an inductive reactance a capacitive reactance a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc an inductive reactance a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
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