Transformers An isolation transformer has primary to secondady turns ratio of 1:1 1:2 2:1 Can be any ratio 1:1 1:2 2:1 Can be any ratio ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has 400 turns in the primary winding and 2,000 turns in the secondary winding. The turns ratio is 0.2 25 5 0.4 0.2 25 5 0.4 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? 180 V 18 V 20 V 2 V 180 V 18 V 20 V 2 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a special test routine test type test None of these special test routine test type test None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is increased, the eddy current _____ Remains unchanged Is decreased Is increased None of the listed here Remains unchanged Is decreased Is increased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum flux produced in the core of a transformer is ______ Inversely proportional to supply frequency Inversely proportional to primary voltage None of the listed here Directly proportional to supply frequency Inversely proportional to supply frequency Inversely proportional to primary voltage None of the listed here Directly proportional to supply frequency ANSWER DOWNLOAD EXAMIANS APP
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