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True False The magnetic field of the long wire points out of the paper at the lo

ID: 1411767 • Letter: T

Question

True False  The magnetic field of the long wire points out of the paper at the location of the short wire.
True False  The force on the short wire due to the long wire is toward the right.
True False  If the short wire were free to rotate about its fixed center (P), from the position shown, its initial rotation would be clockwise.
True False  The force on the short wire due to the long wire is toward the left.
True False  The magnetic field of the long wire points into the paper at the location of the short wire.

Consider two sections of wires with currents as shown. Select True or False for all statements.



True False  The magnetic field of the long wire points out of the paper at the location of the short wire.
True False  The force on the short wire due to the long wire is toward the right.
True False  If the short wire were free to rotate about its fixed center (P), from the position shown, its initial rotation would be clockwise.
True False  The force on the short wire due to the long wire is toward the left.
True False  The magnetic field of the long wire points into the paper at the location of the short wire.

Explanation / Answer

a )

The magnetic field of the long wire points out of the paper at the location of the short wire.

TRUE

b )

The force on the short wire due to the long wire is toward the right.

TRUE

c )

If the short wire were free to rotate about its fixed center (P), from the position shown, its initial rotation would be clockwise

FALSE

d )

The force on the short wire due to the long wire is toward the left

FALSE

e )

The magnetic field of the long wire points into the paper at the location of the short wire

FALSE

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