Physics · 2020
JEE Main · 3 September 2020, Shift 2 · Q10
Hydrogen ion and singly ionized helium atom are accelerated, from rest, through the same potential difference. The ratio of final speeds of hydrogen…
Hydrogen ion and singly ionized helium atom are accelerated, from rest, through the same potential difference. The ratio of final speeds of hydrogen and helium ions is close to :
Official answer
(4)
$\displaystyle 2$ : $\displaystyle 1$
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JEE Main 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.