Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 5.5 0.018 18 0.18 5.5 0.018 18 0.18 ANSWER DOWNLOAD EXAMIANS APP
Transformers When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is 120 V 2,400 V 12 V 240 V 120 V 2,400 V 12 V 240 V ANSWER DOWNLOAD EXAMIANS APP
Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Step-up transformer Auto transformer Potential transformer Current transformer Step-up transformer Auto transformer Potential transformer Current transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 33 kV 66 kV 400 kV 132 kV 33 kV 66 kV 400 kV 132 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers A shell-type transformer has reduced magnetic leakage negligibly hysteresis losses high eddy current losses None of these reduced magnetic leakage negligibly hysteresis losses high eddy current losses None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a power transformer should always be fused shorted switched open fused shorted switched open ANSWER DOWNLOAD EXAMIANS APP