A) \[\sqrt{2}\]
B) \[2\sqrt{2}\]
C) \[\frac{1}{\sqrt{2}}\]
D) \[\frac{1}{2\sqrt{2}}\]
Correct Answer: A
Solution :
\[KE=\frac{{{p}^{2}}}{2\,\,m}\Rightarrow KE\propto {{q}^{2}}\] \[\Rightarrow \]\[\frac{{{p}_{2}}}{{{p}_{1}}}=\sqrt{\frac{K{{E}_{2}}}{K{{E}_{1}}}}=\sqrt{2}\]
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