Transformers In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be Ns (l-s)Ns s.N. (Ns-l)s Ns (l-s)Ns s.N. (Ns-l)s ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around 10% overload no-load near full-load half-load 10% overload no-load near full-load half-load ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum efficiency of a distribution transformer is at full load at 50% full load at 80% full load at no load at full load at 50% full load at 80% full load at no load ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following protection is normally not provided on small distribution transformers? Overcurrent protection Overfluxing protection All of these Buchholz relay Overcurrent protection Overfluxing protection All of these Buchholz relay ANSWER DOWNLOAD EXAMIANS APP
Transformers What kVA rating is required for a transformer that must handle a maximum load current of 8 A with a secondary voltage of 2 kV? 0.25 kVA 4 kVA 8 kVA 16 kVA 0.25 kVA 4 kVA 8 kVA 16 kVA ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS