I: The magnetic force between the two wires is repulsive. II: The magnetic field at the right wire points outwards. III: The force on the left wire is twice as large as the force on the right wire. IV: The net magnetic field midway between the two wires is zero. 21

College Physics
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Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
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All statements are true
l and IV
Il and IV
I and III
O Il only
None of the statements is true
Transcribed Image Text:All statements are true l and IV Il and IV I and III O Il only None of the statements is true
Two long parallel wires carry currents Ij=I, and I2=21 in the same directions. Which of the following statement(s) is/are true?
I: The magnetic force between the two wires is repulsive.
II: The magnetic field at the right wire points outwards.
III: The force on the left wire is twice as large as the force on the right wire.
IV: The net magnetic field midway between the two wires is zero.
21
Transcribed Image Text:Two long parallel wires carry currents Ij=I, and I2=21 in the same directions. Which of the following statement(s) is/are true? I: The magnetic force between the two wires is repulsive. II: The magnetic field at the right wire points outwards. III: The force on the left wire is twice as large as the force on the right wire. IV: The net magnetic field midway between the two wires is zero. 21
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