Magnetic field due to a long straight wire & force between two parallel wires
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- In which diagram would an external magnetic field , cause two current-carrying wires to move towards one another?
- Which of the four diagrams below correctly depicts the magnetic field found on either side of a current-carrying wire?
- A long pair of wires conduct 25.0A of current to and from an instrument. If the insulated wires are of negligible diameter but are 2.88mm apart, what is the magnetic field 10.00cm from their midpoint?