$A$ particle having charge $q$ enters a region of uniform magnetic field $\vec B$ (directed inwards) and is deflected a distance $x$ after travelling a distance $y$. The magnitude of the momentum of the particle is:
$A$ particle having charge $q$ enters a region of uniform magnetic field $\vec B$ (directed inwards) and is deflected a distance $x$ after travelling a distance $y$. The magnitude of the momentum of the particle is:
- A
$\frac{{qBy}}{2}$
- B
$\frac{{qBy}}{x}$
- C
$\frac{{qB}}{2}\left( {\frac{{{y^2}}}{x} + x} \right)$
- D
$\frac{{qB{y^2}}}{{2x}}$
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