Switch Gear Circuit breakers usually operate under transient state of short circuit current after dc component has ceased steady state of short circuit current sub-transient state of short circuit current transient state of short circuit current after dc component has ceased steady state of short circuit current sub-transient state of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear HRC fuses provide best protection against overload reverse current short circuits open circuits overload reverse current short circuits open circuits ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? bulk oil circuit breaker low oil circuit breaker air break circuit breaker sf 6 circuit breaker bulk oil circuit breaker low oil circuit breaker air break circuit breaker sf 6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Outdoor switchgear is generally used for voltage beyond 11 kV 33 kV 132 kV 66 kV 11 kV 33 kV 132 kV 66 kV ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Insulation resistance of high voltage circuit breakers is more than 100 mega ohms 10 mega ohms 500 mega ohms 1 mega ohms 100 mega ohms 10 mega ohms 500 mega ohms 1 mega ohms 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 25 A 6.25 A 3.125 A 12.5 A 25 A 6.25 A 3.125 A ANSWER DOWNLOAD EXAMIANS APP
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