Two bodies with masses `1 kg and 2 kg` have equal kinetic energies. If `p_(1) and P_(2)` are their repective momenta, then `p_(1)//P_(2)` is equal to :

Options

A. `M_(1) : M_(2)`
B. `M_(2) : M_(1)`
C. `M_(1)^(2) : M_(2)^(2)`
D. `sqrt(M_(1)) :sqrt (M_(2))`

Answer

A

Explanation

For equal KE: P prop sqrtm`.