A body of mass 5kg movimg with a velocity of 30ms -1 due east is...
PHYSICS
WAEC 2009
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
Correct Answer: A. 100Ns
Explanation
I = Ft = m(v - u)
= 5(50 - 30) = 100
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