A current-carrying wire in the form of a semicircle lines of radius R in the plane at right angles to the direction of a uniform magnetic field. The current I is from the left to the right, and the magnetic field B points out of the page. Show that the force on the wire is the same as that experienced by a straight wire lying along the diameter between the ends of the semicircle. R .
A current-carrying wire in the form of a semicircle lines of radius R in the plane at right angles to the direction of a uniform magnetic field. The current I is from the left to the right, and the magnetic field B points out of the page. Show that the force on the wire is the same as that experienced by a straight wire lying along the diameter between the ends of the semicircle. R .
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Transcribed Image Text:Exercise 3:
A current-carrying wire in the form of a semicircle lines of radius R in the plane at
right angles to the direction of a uniform magnetic field. The current I is from the left
to the right, and the magnetic field B points out of the page. Show that the force on
the wire is the same as that experienced by a straight wire lying along the diameter
between the ends of the semicircle.
R
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