A force acting on a body causes a change in the momentum of a body from 12 kg ms-1 to 16kg ms-1 in 0.25. Calculate the magnitude of the impulse
A
28.0Ns
B
20.0Ns
C
4.0Ns
D
0.8Ns
Verified Correct Answer: C.
Physical Principles & Numerical Solution
Ft = I = MY - Mv
I = 16 - 12 = 4Ns
Source: Myschool Past Questions Archive (Record #34652)