Physics - NLM Question with Solution | TestHub

In the frame of$\mathrm{A}$



$3u\sin 30=V_{\mathrm{y}}\cos 30 .\; .\; .\; \; (i)$

$V_{\mathrm{x}}=2u .\; .\; .\; \; (ii)$


$V=\sqrt{V_x^2+V_y^2}=\sqrt{{\left(2u\right)}^2+{\left(\sqrt{3}u\right)}^2}=u\sqrt{7}$