Transformers The primary leakage flux links _____ Primary winding only None of the listed here Both primary and secondary windings Secondary winding only Primary winding only None of the listed here Both primary and secondary windings Secondary winding only ANSWER DOWNLOAD EXAMIANS APP
Transformers Which motor is preferred for use in mines where explosive gases exist? Shunt motor Synchronous motor Air motor Induction motor Shunt motor Synchronous motor Air motor Induction motor ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 8,800 V 880 V 88 V 8.8 V 8,800 V 880 V 88 V 8.8 V ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary? 0.96 0.4 9.6 4 0.96 0.4 9.6 4 ANSWER DOWNLOAD EXAMIANS APP
Transformers The amount of copper in the primary is _______that of secondary. Greater than About the same as Smaller than None of the listed here Greater than About the same as Smaller than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of more than 15 A less than 15 A None of these 15 A more than 15 A less than 15 A None of these 15 A ANSWER DOWNLOAD EXAMIANS APP
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