Two cities are 150 km apart. Electric power is sent from one city to another city through…
Physics · NEET · NTA Exams — Current Electricity
Two cities are 150 km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 8 volt and the average resistance per km is 0.5 Ω. The power loss in the wire is:
- 19.0 kW
- 19.2 kW
- 19.2 J
- 12.2 kW
Answer
(B) 19.2 kW
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