The initial components of velocity are, V=5i+5×30.5j At the highest point, only the horizontal component will remain. Hence, v=5i The vector corresponding to the highest point is given by, T=
2usinθ
g
=30.5 x=5×
30.5
2
y=ut−
1
2
gt2 y=7.5−3.75=3.75 Hence, the angular momentum is given by the cross product of the radius vector with the velocity vector. L=m(