TS EAMCET · Physics · Magnetic Effects of Current
A particle of mass \(\mathrm{m}\) and charge \(\mathrm{q}\) travelling with a velocity \(v\) along the \(\mathrm{x}\)-axis enters a uniform electric field \(\overrightarrow{\mathrm{E}}\) directed along the y-axis. What will be the trajectory of the particle?
- A Circular
- B Elliptical
- C Parabolic
- D Helical
Answer & Solution
Correct Answer
(C) Parabolic
Step-by-step Solution
Detailed explanation
\begin{aligned} & \text { } \mathrm{y}=\mathrm{ut}+\frac{1}{2} \mathrm{at}^2 \quad(\because \mathrm{u}=0) \\ & \mathrm{y}=\frac{1}{2} \mathrm{at}^2 \\ & \mathrm{~F}=\mathrm{ma}=\mathrm{qE} \\ & \mathrm{a}=\frac{\mathrm{qE}}{\mathrm{m}} \\ & \mathrm{y}=\frac{1}{2}…
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