Transformers Which of the following parts of a transformer is visible from outside? Core Primary winding Secondary winding Bushings Core Primary winding Secondary winding Bushings ANSWER DOWNLOAD EXAMIANS APP
Transformers In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be (Ns-l)s s.N. Ns (l-s)Ns (Ns-l)s s.N. Ns (l-s)Ns ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 15-30% 30-40% Above 40% 3-5% 15-30% 30-40% Above 40% 3-5% ANSWER DOWNLOAD EXAMIANS APP
Transformers The core type transformer is generally suitable for ______ None of the listed here High voltage and high output Low voltage and high output High voltage and small output None of the listed here High voltage and high output Low voltage and high output High voltage and small output ANSWER DOWNLOAD EXAMIANS APP
Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 0.018 5.5 18 0.18 0.018 5.5 18 0.18 ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary coil of a transformer is connected to a 60 V ac source. The secondary coil is connected to a 330 load. The turns ratio is 3:1. What is the secondary voltage? 20 V 180 V 18 V 2 V 20 V 180 V 18 V 2 V ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS