Switch Gear Which of the following is used in liquid fuses ? distilled water sulphur hexafluoride transformer oil carbon tetrachloride distilled water sulphur hexafluoride transformer oil carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is 4 6 8 2 4 6 8 2 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a single bus-bar system there will be complete shut down when two or more faults occur simultaneously fault occurs on the bus itself fault occurs with respect to earthing fault occurs on neutral line two or more faults occur simultaneously fault occurs on the bus itself fault occurs with respect to earthing fault occurs on neutral line ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Breaking capacity of a circuit breaker is usually expressed in terms of amperes volts MVA Mw amperes volts MVA Mw ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Directional relay are based on flow of power current voltage wave All of these power current voltage wave All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of two single phase motors running in parallel three phase motors two phase motors only single phase motors only two single phase motors running in parallel three phase motors two phase motors only single phase motors only ANSWER DOWNLOAD EXAMIANS APP
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