Physics - NLM Question with Solution | TestHub

For the 3 kg mass: $3g-T=3a$. For the 2 kg mass: $T-2g=2a$.

Adding: $a=\frac{g}{5}=2m/{\mathrm{s}}^2$.

$s=\frac{1}{2}a{t}^2\Rightarrow 25=\frac{1}{2}(2)t^2\Rightarrow t=5\mathrm{s}$.