A charged particle q is shot towards another charged particle Q which is fixed, with a…
Physics · JEE Main · NTA Exams — Electrostatics
A charged particle q is shot towards another charged particle Q which is fixed, with a speed v. It approaches Q up to a closest distance r and then returns. If q was given a speed of 2v, the closest distance of approach would be
- r
- 2 r
- \(\frac{1}{2}\)
- \(\frac{r}{4}\)
Answer
(D) r 4
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