A 2,500-kg car hits a fence with a force of 400 N, and the collision takes one
1 answer:
Answer:B. 400 kg-m/s
Explanation: To calculate impulse(I)
I = Force×time
where;
Force=400N
Time=1 seconds
I=400N×1 sec
I=400kg-m/s
Where,force =kgm/s^2
And time =seconds
Therefore the impulse unit =kgm/s
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