A proton of mass `m` and charge e is projected from a very large distance towards an `alpha` particle with velocity `v`. Intially, particle is at rest, but it is free to move. If gravity is neglected, then the minimum separation along the straight line of their motion will beA. `e^(2)//4 piepsilon_(0) mv^(2)`B. `5e^(2)//4pi epsilon_(0) mv^(2)`C. `2e^(2)//4 pi epsilon_(0) mv^(2)`D. `4e(2)//4pi epsilon mv^(2)`

A proton of mass `m` and charge e is projected from a very large dista

1.	A proton of mass `m` and charge e is projected from a very large distance towards an `alpha` particle with velocity `v`. Intially, particle is at rest, but it is free to move. If gravity is neglected, then the minimum separation along the straight line of their motion will beA. `e^(2)//4 piepsilon_(0) mv^(2)`B. `5e^(2)//4pi epsilon_(0) mv^(2)`C. `2e^(2)//4 pi epsilon_(0) mv^(2)`D. `4e(2)//4pi epsilon mv^(2)`
Answer» Correct Answer - B

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