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Author Question: A 2500-N pile-driver ram falls 10 m and drives a post 0.1 m into the ground. The average impact ... (Read 81 times)

Mr3Hunna

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on: Jul 29, 2018
A 2500-N pile-driver ram falls 10 m and drives a post 0.1 m into the ground. The average impact force on the ram is
 
  A) 2,500 N.
  B) 25,000 N.
  C) 250,000 N.
  D) 2,500,000 N.

Question 2

If the speed of a bicycle is reduced to half before skidding to a stop, it will skid
 
  A) one-eighth as far.
  B) one-fourth as far.
  C) one-half as far.
  D) none of the above


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Cheesycrackers

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

Answer: C

Answer to Question 2

Answer: B


Mr3Hunna

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

bdobbins

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Reply 3 on: Yesterday
Excellent

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