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Author Question: A car has a mass of 1000 kg and accelerates at 2 m/s2. What net force is exerted on the car? A) ... (Read 68 times)

kamilo84

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on: Jul 29, 2018
A car has a mass of 1000 kg and accelerates at 2 m/s2. What net force is exerted on the car?
 
  A) 500 N
  B) 1000 N
  C) 1500 N
  D) 2000 N
  E) none of these

Question 2

You drive your car at a constant 60 km/h along the highway. You apply the brakes until the car slows to 40 km/h. If at that moment you suddenly release the brakes, the car tends to
 
  A) momentarily regain its higher initial speed.
  B) continue moving at 40 km/h.
  C) decrease in speed if no other forces act.


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peter

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: B


kamilo84

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Reply 2 on: Jul 29, 2018
Excellent

nanny

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Reply 3 on: Yesterday
Wow, this really help

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