Transformers Which type of winding is used in 3phase shell-type transformer? Circular type Sandwich type Rectangular type Cylindrical type Circular type Sandwich type Rectangular type Cylindrical type ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has 200 W as iron loss at full load. The iron loss at full load. The iron loss at half full load will be 200 W 100 W 400 W 50 W 200 W 100 W 400 W 50 W ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is Infinite Zero 1 ohm 1000 ohms Infinite Zero 1 ohm 1000 ohms ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around near full-load no-load half-load 10% overload near full-load no-load half-load 10% overload 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 4 9.6 0.96 0.4 4 9.6 0.96 ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary coil of a transformer is connected to a 60 V ac source. The secondary coil is connected to a 330 load. The turns ratio is 3:1. What is the secondary voltage? 20 V 2 V 180 V 18 V 20 V 2 V 180 V 18 V ANSWER DOWNLOAD EXAMIANS APP
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