Switch Gear The device that detects the fault in a power system is isolator None of these relay circuit breaker isolator None of these relay circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rate of rise of restriking voltage depends on the inductance of the system only both inductance and capacitance of the system the capacitance of the system only the type of circuit breaker the inductance of the system only both inductance and capacitance of the system the capacitance of the system only the type of circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always leading the arc current by 90° lagging the arc current by 90° In phase with the arc current None of these leading the arc current by 90° lagging the arc current by 90° In phase with the arc current None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The short circuit in any winding of the transformer is the result of insulation failure mechanical vibration loose connection impulse voltage insulation failure mechanical vibration loose connection impulse voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of tungsten silver graphite carbon tungsten silver graphite carbon ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is never inserted in negative of dc circuit positive of dc circuit phase line neutral wire negative of dc circuit positive of dc circuit phase line neutral wire ANSWER DOWNLOAD EXAMIANS APP
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