kaylasword9851 kaylasword9851

22-02-2024
Physics

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In a geiger - marsden experiment. Find the distance of closest approach to the nucleus of a 7.7 me v α- particle before it comes momentarily to rest and reverses its direction. (z for gold nucleus = 79) .
A.30 fm
B.20 fm
C.40 fm
D.10 fm

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