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Author Question: An automobile of mass 2 500 kg moving at 50.0 m/s is braked suddenly with a constant braking force ... (Read 71 times)

jenna1

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on: Jul 28, 2018
An automobile of mass 2 500 kg moving at 50.0 m/s is braked suddenly with a constant braking force of 8 500 N. How far does the car travel before stopping?
 a. 7.35 m
  b. 368 m
  c. 184 m
  d. 551 m
  e. 19.2 m

Question 2

A barefoot field-goal kicker imparts a speed of 30 m/s to a football at rest. If the football has a mass of 0.45 kg and time of contact with the football is 0.035 s, what is the force exerted on the foot?
 a. 14 N
  b. 13 N
  c. 390 N
  d. 860 N
  e. 900 N


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AISCAMPING

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

c


jenna1

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Reply 2 on: Jul 28, 2018
Excellent

lkanara2

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Reply 3 on: Yesterday
:D TYSM

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