#LetsPrepareATC 🏆 Prepare AAI - ATC Exam (2023) with ATC Gurus Mr. Paras Soni & Dr. Abhijit Sen
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Practice Question
Suppose that an alpha particle of 3.20 Me V approaches head – on a lead mulens (z – 82).

Assuming that the lead nucleus remains at rest and the alpha particle momentarily comes to rest and reverses its direction  at a distance much more than the radius of the lead nucleus the distance of its closest approach is:

Select one correct option:

36.9 fm Correct 💪 In-correct 🧐
24.6 fm Correct 💪 In-correct 🧐
59.2 fm Correct 💪 In-correct 🧐
73.8 fm Correct 💪 In-correct 🧐
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