What is the average net force that have applied to car

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Q. A 3.0 kg steel ball strikes a wall with a speed of 10.0 m/s at an angle of 60.0° with the surface. It bounces off with the similar speed and angle. If the ball is in contact with the wall for 0.200 s, what is the average force exerted by the wall on the ball? (Suppose right is the positive direction.)

Q. After a day of testing race cars, you decide to take your own 1510kg car onto the test track. While moving down the track at 12 m/s, you suddenly accelerate to 32 m/s in 8 s. What is the average net force that you have applied to car throughout the 8.00 s interval?

Reference no: EM1387256

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