Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is lagging. unity. leading. zero. lagging. unity. leading. zero. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? delta-delta star-delta delta-star star-star delta-delta star-delta delta-star star-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems In load flow studies PV bus is treated as PQ bus when voltage at the bus become high phase angle become high any of the above reactive power goes beyond limit voltage at the bus become high phase angle become high any of the above reactive power goes beyond limit ANSWER DOWNLOAD EXAMIANS APP
Power Systems The arc voltage produced in an AC circuit breaker is always in phase with the arc current. lagging the arc current by 90°. in phase opposition with the arc current. leading the arc current by 90°. in phase with the arc current. lagging the arc current by 90°. in phase opposition with the arc current. leading the arc current by 90°. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load current in short circuit calculations are neglected because nether 1 nor 2 short circuit currents are much larger than load currents both 1 and 2 short circuit currents are greatly out of phase with load currents nether 1 nor 2 short circuit currents are much larger than load currents both 1 and 2 short circuit currents are greatly out of phase with load currents ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system? 0.25 1 0.75 0.5 0.25 1 0.75 0.5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS