A ball f mass 5.0kg hits a smooth vertical wall normally with a speed of 2ms-1. Determine the magnitude of the resulting impulse
A
2.0kgms-1
B
10.0kgms-1
C
5.0kgms-1
D
2.5kgms-1
Verified Correct Answer: B.
Physical Principles & Numerical Solution
I = Ft = m(v - u) = 5 x 2
= 10kgms-1
Source: Myschool Past Questions Archive (Record #34179)