Transformers Short circuit test of a transformer helps us to find its None of the listed here Iron loss Full load cu loss Cu loss at no load None of the listed here Iron loss Full load cu loss Cu loss at no load ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 . The load resistance as seen by the source is 13 Ω 7.8 Ω 1.3 Ω 78 Ω 13 Ω 7.8 Ω 1.3 Ω 78 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers The mutual inductance when k = 0.65, L1 = 2 H, and L2 = 5 H is 4 μH 8 μH 2 mH 2 μH 4 μH 8 μH 2 mH 2 μH ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Breather Conservator Buchholz relay Exciter Breather Conservator Buchholz relay Exciter ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around no-load 10% overload near full-load half-load no-load 10% overload near full-load half-load ANSWER DOWNLOAD EXAMIANS APP
Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Potential transformer Step-up transformer Current transformer Auto transformer Potential transformer Step-up transformer Current transformer Auto transformer ANSWER DOWNLOAD EXAMIANS APP