A ball is thrown from a point distance "a" from a smooth vertical wall against the wall and returns to the point of projection. Prove that the velocity U of
projection and the elevation o of the projection are connected by the
equation.
ite
where e is the coefficient of restitution between the
U? Sin2 oc=ag
(17
ball and the wall.
(05 marks)

root word, prefixes, and suffixes

force required to detach it is given by

charges are taken to be fundamental charge

now we have

so above is the minimum distance at which it will detach

conservation of mass

mass before something happens = mass afterwards

the tires are rotating at 0.434 rpmlinear speed=45 m/sdiameter=0.550 mradius=0.275 mnow v= rωω= v/rω=45/0.275ω=163.6 rad/sω=163.6 rad/s (1rev/2π rad) (60s/1m)ω=1563 rpm