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Electrostatics question

2004 · Shift 0 · Q181

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JEE Main
Physics
Electrostatics
2004 · Shift 0 · Q181

Electrostatics question

2004 · Shift 0 · Q181

JEE MainPhysicsElectrostaticsMCQ+4 / −1

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 approaches would be

A
$r/2$
B
$2r$
C
$r$
D
$r/4$

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