Question
Two long parallel wires 2 cm apart carry 5 A and 3 A
currents in the same direction. What is the force per unit length on one wire?Solution
Given:
- Distance between wires: d = 2 cm = 0.02 m
- Current in wire 1: Iā = 5 A
- Current in wire 2: Iā = 3 A
- Currents are in the same direction
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