### Find the net average force that acts on car a

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Q. A 10 ball of clay traveling east at 9.0 collides and sticks together with a 40 ball of clay traveling north at 6.5 . What is the speed of the ball of clay?

Q. In a performance test, each of two cars takes 9.1 s to accelerate from rest to 28 m/s. Car A has a mass of 1428 kg, and car B has a mass of 1862 kg. Find the net average force that acts on (a) car A and (b) car B during the test.

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