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A metal bar of mass m and length L is suspended from two
Chapter 22, Problem 37P(choose chapter or problem)
Ametal bar of mass m and length L is suspended from two conducting wires, as shown in Figure 22–36. A uniform magnetic field of magnitude B points vertically downward. Find the angle \(theta\) the suspending wires make with the vertical when the bar carries a current I.
Equation Transcription:
Text Transcription:
\theta
\vec{B}
\overrightarrow{m g}
Questions & Answers
QUESTION:
Ametal bar of mass m and length L is suspended from two conducting wires, as shown in Figure 22–36. A uniform magnetic field of magnitude B points vertically downward. Find the angle \(theta\) the suspending wires make with the vertical when the bar carries a current I.
Equation Transcription:
Text Transcription:
\theta
\vec{B}
\overrightarrow{m g}
ANSWER:
Step 1 of 2
Here, we have to calculate the angle between the conducting wires and the vertical.
The gravitational force is acting downwards.
The magnetic force will be zero on the conducting wires as the angle between magnetic field and wires is either parallel or antiparallel.