Switch Gear The operating time of a circuit breaker is 0.002 sec 0.2 sec 0.001 sec 0.05 sec 0.002 sec 0.2 sec 0.001 sec 0.05 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear HRC fuses provide best protection against open circuits overload short circuits reverse current open circuits overload short circuits reverse current 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 on neutral line fault occurs with respect to earthing two or more faults occur simultaneously fault occurs on the bus itself fault occurs on neutral line fault occurs with respect to earthing ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The advantage of HRC fuse is that it does not deteriorate with age is quite cheap has high speed of operation All of these does not deteriorate with age is quite cheap has high speed of operation All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An efficient and a well designed protective relaying should have good selectivity and reliability All of these high speed and selectivity economy and simplicity good selectivity and reliability All of these high speed and selectivity economy and simplicity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? distilled water sulphur hexafluoride carbon tetrachloride transformer oil distilled water sulphur hexafluoride carbon tetrachloride transformer oil ANSWER DOWNLOAD EXAMIANS APP
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