An alpha particle approaches a gold nucleus in Geiger-Marsden experiment with kinetic energy K. It momentarily stops at a distance d from the nucleus and reverses its direction. Then d is proportional to :

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MCQ (Single)Rutherford's Alpha Particle Scattering ExperimentCBSE PYQ

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Which of the following statements about Rutherford's model of atom are correct? (i) considered the nucleus as positively charged (ii) established that the α-particles are four times as heavy as a hydrogen atom (iii) can be compared to solar system (iv) was in agreement with Thomson's model

MCQ (Single)Rutherford's Alpha Particle Scattering ExperimentRutherford's Nuclear Model of Atom

A proton and an alpha particle having equal velocities approach a target nucleus. They come momentarily to rest and then reverse their directions. The ratio of the distance of closest approach of the proton to that of the alpha particle will be :

MCQ (Single)

Rutherford's Alpha Particle Scattering Experiment