Transformers In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be Ns s.N. (l-s)Ns (Ns-l)s Ns s.N. (l-s)Ns (Ns-l)s ANSWER DOWNLOAD EXAMIANS APP
Transformers When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is 2,400 V 120 V 12 V 240 V 2,400 V 120 V 12 V 240 V ANSWER DOWNLOAD EXAMIANS APP
Transformers An isolation transformer has primary to secondady turns ratio of 1:2 1:1 2:1 Can be any ratio 1:2 1:1 2:1 Can be any ratio ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding of the transformer has less cross-sectional area? High voltage winding Low voltage winding Primary winding Secondary winding High voltage winding Low voltage winding Primary winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers When secondary of a current transformer is open-circuited its iron core will be hot because of heavy iron losses taking place in it due to high flux density hot because primary will carry heavy current cool as there is no secondary current none of above will happen hot because of heavy iron losses taking place in it due to high flux density hot because primary will carry heavy current cool as there is no secondary current none of above will happen ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Dc only None of the listed here AC as well as DC Ac only Dc only None of the listed here AC as well as DC Ac only ANSWER DOWNLOAD EXAMIANS APP