# If 2 body has same kinetic energy . what is the ratio of its momemtum?

Kinetic energy of a body=$\dfrac{1}{2}mv^2=\dfrac{(mv)^2}{2m}=\dfrac{p^2}{2m}$
Hence for equal kinetic energy,$p\propto \sqrt{m}$
$\implies \dfrac{p_2}{p_1}= \dfrac{\sqrt{m_2}}{\sqrt{m_1}}$