Answer:
\[-h=ut-\frac{1}{2}g{{t}^{2}}\] i.e., \[-74.4=6u-\frac{1}{2}\times 9.8\times 36\] \[\therefore \,\,176.4-74.4=102=6a\,\,or\] \[u=17m/s.\]
You need to login to perform this action.
You will be redirected in
3 sec