Transformers The temperature rise of transformer is directly proportional to _______ None of the listed here Reactive power Leakage reactance Apparent power None of the listed here Reactive power Leakage reactance Apparent power ANSWER DOWNLOAD EXAMIANS APP
Transformers The leakage flux in a transformer depends upon load current, voltage and frequency load current and voltage load current, voltage, frequency and power factor load current load current, voltage and frequency load current and voltage load current, voltage, frequency and power factor load current ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Conservator Breather Exciter Buchholz relay Conservator Breather Exciter Buchholz relay ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer routine efficiency depends upon Both power factor and load current Supply frequency Power factor of load Load current Both power factor and load current Supply frequency Power factor of load Load current ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer with a 110 V primary has a 15:1 turns ratio. The load resistance, RL, is 120 . What is the approximate voltage across the load? 880 V 88 V 7.3 V 73 V 880 V 88 V 7.3 V 73 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around 10% overload no-load half-load near full-load 10% overload no-load half-load near full-load ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS