Question

A charge of $4.0 \, \mu \text{C}$ is moving with a velocity of $4.0 \times 10^6 \, \text{ms}^{-1}$ along the positive y-axis under a magnetic field $\vec{B}$ of strength $(2\hat{k}) \, \text{T}$. The force acting on the charge is $x \hat{i} \, \text{N}$. The value of $x$ is _____.

Answer 1

The Correct Answer is