Grade 12 : Physics - Atoms (Set 3) | Concept of Maths

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Grade 12 : Physics - Atoms (Set 3) | Concept of Maths

Grade 12 : Physics - Atoms (Set 3)

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Question No. 1

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An alpha particle of initial kinetic energy $K$ approaches a heavy gold nucleus head-on. If the kinetic energy of the alpha particle is doubled to $2K$, how does the distance of closest approach $d$ change?

$2d$

$d/2$

$4d$

$d/4$

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SECTION : Physics