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What is the direction of the magnetic field produced by a current-carrying wire

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Question: What is the direction of the magnetic field produced by a current-carrying wire according to the right-hand rule?

Options:

  1. Towards the wire
  2. Away from the wire
  3. Perpendicular to the wire in the direction of current
  4. Perpendicular to the wire in the opposite direction of current

Correct Answer: Perpendicular to the wire in the direction of current

Solution: 

According to the right-hand rule, if you point your thumb in the direction of the current, your fingers curl in the direction of the magnetic field.

What is the direction of the magnetic field produced by a current-carrying wire

Practice Questions

Q1
What is the direction of the magnetic field produced by a current-carrying wire according to the right-hand rule?
  1. Towards the wire
  2. Away from the wire
  3. Perpendicular to the wire in the direction of current
  4. Perpendicular to the wire in the opposite direction of current

Questions & Step-by-Step Solutions

What is the direction of the magnetic field produced by a current-carrying wire according to the right-hand rule?
Correct Answer: Magnetic field direction is perpendicular to the current direction.
  • Step 1: Hold your right hand in front of you.
  • Step 2: Point your thumb straight up or in the direction of the electric current flowing through the wire.
  • Step 3: Curl your fingers around the wire.
  • Step 4: The direction your fingers curl shows the direction of the magnetic field around the wire.
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