JEE · NEET Previous Year Question
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 . The power loss in the wire is
Topic: NEET PYQ
Answer: B. Full step-by-step solution below.
- A
- B
- C
- D
Correct answer: B
Solution
(b) Here,Distance between two cities
Resistance of the wire,
Voltage drop across the wire,
Power loss in the wire is
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