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A uniform electric field $\vec{E}$ exists between the plates of a charged condenser. A charged particle enters the space between the plates and perpendicular to $\vec{E}$. The path of the particle between the plates is a:
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The correct answer is:
parabola
parabola
When charged particle enters perpendicularly in an electric field, it describes a parabolic path
$$
\mathrm{y}=\frac{1}{2}\left(\frac{\mathrm{QE}}{\mathrm{m}}\right)\left(\frac{\mathrm{x}}{4}\right)^2
$$
This is the equation of parabola.
$$
\mathrm{y}=\frac{1}{2}\left(\frac{\mathrm{QE}}{\mathrm{m}}\right)\left(\frac{\mathrm{x}}{4}\right)^2
$$
This is the equation of parabola.
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