A particle of specific charge (q/m) enters into uniform electric field E along the centre…
Physics · JEE Advanced · NTA Exams — Electrostatics
A particle of specific charge (q/m) enters into uniform electric field E along the centre line, with velocity \(\mathrm{v}=2 \mathrm{q} \sqrt{\frac{\mathrm{qE}}{\mathrm{md}}}\). After how much time it will collide with one of the plates (figure)
- Not possible
- \(\frac{\mathrm{d}}{2 \mathrm{~V}}\)
- \(\sqrt{\frac{\mathrm{md}}{\mathrm{qE}}}\)
- \(\sqrt{\frac{2 \mathrm{md}}{\mathrm{qE}}}\)
Answer
(C) md qE
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