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.

by | May 20 | Physics WAEC | 0 comments

A. 28.0Ns
B. 20.0Ns
C. 4.0Ns
D. 0.8Ns

Correct Answer: Option C

C. 4.0Ns

Explanation

Ft = I = MY – Mv

I = 16 – 12 = 4Ns