Switch Gear In a single bus-bar system there will be complete shut down when two or more faults occur simultaneously fault occurs on neutral line fault occurs with respect to earthing fault occurs on the bus itself two or more faults occur simultaneously fault occurs on neutral line fault occurs with respect to earthing fault occurs on the bus itself ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? transformer oil sulphur hexafluoride carbon tetrachloride distilled water transformer oil sulphur hexafluoride carbon tetrachloride distilled water ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Directional relay are based on flow of All of these voltage wave power current All of these voltage wave power current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas is yellow in colour is lighter than air has pungent small Is nontoxic is yellow in colour is lighter than air has pungent small Is nontoxic ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the fault occurs near the impedance relay, the V/ I ratio will be Lower than that of if fault occurs away from the relay constant for all distances higher than that of if fault occurs away from the relay None of these Lower than that of if fault occurs away from the relay constant for all distances higher than that of if fault occurs away from the relay None of these 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 6 4 8 2 6 4 8 2 ANSWER DOWNLOAD EXAMIANS APP