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1. |
Refer the diagram; a single-phase supply of 100V, 50Hz is fed to the step-up transformer having primary impedance of 1 ohms and secondary impedance 20 ohms. What is the power consumed by the load of 5 ohms? |
A. | 20 W |
B. | 40 W |
C. | 10 W |
D. | 100 W |
Answer» B. 40 W | |