Two bodies with masses $M_1$ and $M_2$ have equal kinetic energies. If $p_1$ and $p_2$ are their respective momenta, then $p_1/p_2$ is equal to
Two bodies with masses $M_1$ and $M_2$ have equal kinetic energies. If $p_1$ and $p_2$ are their respective momenta, then $p_1/p_2$ is equal to
- A
$M_1 : M_2$
- B
$M_2 : M$
- C
$M_1^2:M_2^2$
- D
$\sqrt {{M_1}} :\sqrt {{M_2}} $
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