Two balls of mass 2 m and m collides with rod of mass m and length L as shown balls stick to the rod after collision. Find $\frac { V } { \omega }$ if rod is hinged at centre. ( $\mathrm { L } = 8 \mathrm {~m}$ )
(A) $11 / 2$
(B) $11 / 3$
(C) $11 / 4$
(D) $9 / 4$