A body of mass 5kg movimg with a velocity of 30ms-1 due east is suddenly hit by another body and changes its velocity to 50ms-1 in the same direction. Calculate the magnitude of the impulse received.
A
100Ns
B
150Ns
C
250Ns
D
400Ns
Verified Correct Answer: A.
Physical Principles & Numerical Solution
I = Ft = m(v - u)
= 5(50 - 30) = 100
Source: Myschool Past Questions Archive (Record #35161)