Electrical Machines Open circuit in a transformer is prefered with high frequency supply rated transformer current rated transformer voltage direct current high frequency supply rated transformer current rated transformer voltage direct current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer OC test is conducted on LV side and SC test is conducted on HV side both Oc and SC tests are conducted on HV side both OC and SC tests are conducted on LV side OC test is conducted on HV side and SC test is conducted on LV side OC test is conducted on LV side and SC test is conducted on HV side both Oc and SC tests are conducted on HV side both OC and SC tests are conducted on LV side OC test is conducted on HV side and SC test is conducted on LV side ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase transformer the magnitude of leakage reactance is twice that of resistance of both primary and secondary. With secondary short circuited, the input power factor is 2/√5 1/3 1/√5 1/√2 2/√5 1/3 1/√5 1/√2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a transformer to be tested at full load conditions but consuming only losses from the main, we do load test None of these back to back test OC and SC tests load test None of these back to back test OC and SC tests ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If Pi and Pc represent core and full load copper loss respectively, the maximum KVA delivered to load corresponding to maximum efficiency is equal to rated KVA is Pc/Pi Pi/Pc (Pi/Pc)2 √(Pi/Pc) Pc/Pi Pi/Pc (Pi/Pc)2 √(Pi/Pc) ANSWER DOWNLOAD EXAMIANS APP