Question
Question: A charge particle 'q' is shot towards another charged particle 'Q' which is fixed, with a speed 'v'....
A charge particle 'q' is shot towards another charged particle 'Q' which is fixed, with a speed 'v'. It approaches 'Q' upto a closest distance r and then returns. If q were given a speed of '2v' the closest distances of approach would be
A
r/2
B
2r
C
r
D
r/4
Answer
r/4
Explanation
Solution
So r¢ = r/4