A trolley of mass 4kg moving on a smooth horizontal platform with a speed of 1.0ms-1 collides perfectly with a stationary trolley of the same mass on the same platform. Calculate the total momentum of the two trolleys immediately after the collision.
A. 0.5Ns
B. 1.0Ns
C. 4.0Ns
D. 8.0Ns
Correct Answer:
Option C – 4.0Ns
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