An 80kg golf hall is struck for a period of0.03s wt a force of 500n.the bal accelerate frm the tree.wat is its final speed.

Answer 1

Impulse = (Force)*(Time)
= momentum change = M*(delta V)

Solve for the speed change delta V. It will be the final speed.

Answer 2

You may have copied the problem incorrectly. A golf ball does not weigh 80 kg. It weighs more like 80 grams