3 kW load is supplied by an autotransformer with 0.7 transformation ratio. Conductively transferred power from primary to secondary is
1
2.1 kW
2
0.9 kW
3
4.29 kW
4
3 kW
3 kW load is supplied by an autotransformer with 0.7 transformation ratio. Conductively transferred power from primary to secondary is