Kelvi

A wire carrying a current I along the positive x-axis has length L. It is kept in a magnetic field $\vec{B} = (2\hat{i} + 3\hat{j} - 4\hat{k})$ T. The magnitude of the magnetic force acting on the wire is:

medium

Moving Charges and Magnetism

2023

physics

3 IL

$\sqrt{5} IL$

5 IL

$\sqrt{3} IL$

Explanation

To solve this problem, we will use the formula for the magnetic force acting on a current-carrying wire in a magnetic field. $\\$ The magnetic force $\vec{F}$ on a wire of length $L$ carrying a current $I$

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A wire carrying a current I along the positive x-axis has length L. It is kept in a magnetic field B⃗=(2i^+3j^−4k^) \vec{B} = (2\hat{i} + 3\hat{j} - 4\hat{k}) B=(2i^+3j^​−4k^) T. The magnitude of the magnetic force acting on the wire is:

Explanation

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A wire carrying a current I along the positive x-axis has length L. It is kept in a magnetic field $\vec{B} = (2\hat{i} + 3\hat{j} - 4\hat{k})$ T. The magnitude of the magnetic force acting on the wire is: