Atomic StructureHard

Question

The following charged particles accelerated from rest through the same potential di­fference are projected towards gold nucleus in di­fferent experiments. The distance of closest approach will be maximum for

Options

A.α–particle
B.proton
C.deuteron
D.same for all

Solution

$r = \frac{K.q_{1}q_{2}}{q_{1}V} = \frac{K.q_{2}}{V} = \text{ Constant}$

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