Transformers In the short circuit test on a transformer, we generally short circuit ______ Either low or high voltage winding None of the listed here Low voltage winding High voltage winding Either low or high voltage winding None of the listed here Low voltage winding High voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as ringing buzz zoom hum ringing buzz zoom hum ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Sandwich type Cylindrical type Circular type Rectangular type Sandwich type Cylindrical type Circular type Rectangular type ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is decreased, ______loss is decreased Friction Hysteresis Copper Eddy current Friction Hysteresis Copper Eddy current 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? 0.4 0.96 9.6 4 0.4 0.96 9.6 4 ANSWER DOWNLOAD EXAMIANS APP
Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 5.5 0.018 0.18 18 5.5 0.018 0.18 18 ANSWER DOWNLOAD EXAMIANS APP
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