Question

A very long thin wire produces a magnetic field of $2 \times 10^{-3} \times 10^{-4}$ T at a distance of 3 mm. from the central axis of the wire. What is the magnitude of the current in the wire? ($\mu_0 = 4\pi \times 10^{-7}$ T $\cdot$ m/A) 0.67 mA 9400 mA 3.0 mA 1300 mA

Name: a very long thin wire produces a magnetic field of 2 times 10 3 times 10 4 t at a distance of 3 mm from the central axis of the wire what is the magnitude of the current in the wire mu0 4pi 67113
Uploaded: 2022-07-27T07:24:00-08:00
Duration: 1 min 37 s
Channel: Prabhu Ramji
Description: a very long thin wire produces a magnetic field of 2 times 10 3 times 10 4 t at a distance of 3 mm from the central axis of the wire what is the magnitude of the current in the wire mu0 4pi 67113

          A very long thin wire produces a magnetic field of $2 \times 10^{-3} \times 10^{-4}$ T at a distance of 3 mm. from the central axis of the wire. What is the magnitude of the current in the wire? ($\mu_0 = 4\pi \times 10^{-7}$ T $\cdot$ m/A)
0.67 mA
9400 mA
3.0 mA
1300 mA

a very long thin wire produces a magnetic field of 2 times 10 3 times 10 4 t at a distance of 3 mm from the central axis of the wire what is the magnitude of the current in the wire mu0 4pi 67113

Added by Bryan B.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Prabhu Ramji

07/27/2022

Step 1

The formula for the magnetic field B produced by a very long straight wire at a distance r from the wire is given by: $B = \frac{\mu_0 I}{2\pi r}$ where: B is the magnetic field strength (in Tesla, T) $\mu_0$ is the permeability of free space (in T $\cdot$ m/A) I Show more…

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A very long thin wire produces a magnetic field of $2 \times 10^{-3} \times 10^{-4}$ T at a distance of 3 mm. from the central axis of the wire. What is the magnitude of the current in the wire? ($\mu_0 = 4\pi \times 10^{-7}$ T $\cdot$ m/A) 0.67 mA 9400 mA 3.0 mA 1300 mA