Transformers Transformer breaths in when load on it decreases load remains constant None of these load on it increases load on it decreases load remains constant None of these load on it increases ANSWER DOWNLOAD EXAMIANS APP
Transformers The secondary of a current transformer is always short-circuited under operating conditions because it avoids core saturation and high voltage induction is safe to human beings protects the primary circuit None of these avoids core saturation and high voltage induction is safe to human beings protects the primary circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 3-5% Above 40% 15-30% 30-40% 3-5% Above 40% 15-30% 30-40% ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a None of these routine test type test special test None of these routine test type test special test ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is ______ the commercial efficiency. The same as More than None of the listed here Less than The same as More than None of the listed here Less than ANSWER DOWNLOAD EXAMIANS APP
Transformers Which motor is preferred for use in mines where explosive gases exist? Air motor Synchronous motor Induction motor Shunt motor Air motor Synchronous motor Induction motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP
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