Two parallel wires carry currents I₁ and I₂ in the same direction. What is the n

Practice Questions

Q1
Two parallel wires carry currents I₁ and I₂ in the same direction. What is the nature of the force between them?
  1. Attractive
  2. Repulsive
  3. Zero
  4. Depends on distance

Questions & Step-by-Step Solutions

Two parallel wires carry currents I₁ and I₂ in the same direction. What is the nature of the force between them?
  • Step 1: Understand that when electric current flows through a wire, it creates a magnetic field around the wire.
  • Step 2: Recognize that if you have two parallel wires carrying currents, each wire creates its own magnetic field.
  • Step 3: Note that if the currents in both wires are in the same direction, the magnetic fields interact with each other.
  • Step 4: Learn that the interaction of these magnetic fields causes a force between the two wires.
  • Step 5: Conclude that since the currents are in the same direction, the force between the two wires is attractive.
No concepts available.
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