PH-1594
Power transmission
Physics · Secondary 4 · Hard · Power transmission
A step-up transformer increases the voltage from 5.0 kV to 50 kV for transmission along power lines. The power transmitted is 200 kW and the transformer is ideal.
What is the current in the transmission lines?
What is the current in the transmission lines?
- 4.0 A
- 0.10 A
- 10 A
- 40 A
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