Transformers In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be s.N. Ns (l-s)Ns (Ns-l)s s.N. Ns (l-s)Ns (Ns-l)s ANSWER DOWNLOAD EXAMIANS APP
Transformers The turns ratio required to match an 80 source to a 320 load is 80 2 20 4 80 2 20 4 ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is also called its Current efficiency Energy efficiency None of the listed here Power efficiency Current efficiency Energy efficiency None of the listed here Power efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has core of stainless steel and winding of pure copper metal interleaved primary and secondary windings no losses and magnetic leakage a common core for its primary and secondary windings core of stainless steel and winding of pure copper metal interleaved primary and secondary windings no losses and magnetic leakage a common core for its primary and secondary windings ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its voltage ratio dielectric strength of oil copper loss temperature rise voltage ratio dielectric strength of oil copper loss temperature rise ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 95 % 75% 85% 65% 95 % 75% 85% 65% ANSWER DOWNLOAD EXAMIANS APP