Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as lead time operation time lag time clearing time lead time operation time lag time clearing time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The advantage of HRC fuse is that it All of these is quite cheap does not deteriorate with age has high speed of operation All of these is quite cheap does not deteriorate with age has high speed of operation ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of opening the faulty circuit and breaking the fault current carrying fault current for a short time All of these being closed on to a fault opening the faulty circuit and breaking the fault current carrying fault current for a short time All of these being closed on to a fault ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called restriking voltage peak voltage recovery voltage supply voltage restriking voltage peak voltage recovery voltage supply voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as 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 a resistance decreasing with voltage rise across the arc ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse wire, in D.C. circuits, is inserted in positive circuit only negative circuit only none of the listed here Both of the listed here positive circuit only negative circuit only none of the listed here Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
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