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Author Question: The massive ram of a pile driver falling from rest strikes a pile with a speed that depends on the ... (Read 91 times)

clmills979

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on: Jul 29, 2018
The massive ram of a pile driver falling from rest strikes a pile with a speed that depends on the
 
  A) initial height of the ram.
  B) initial potential energy of the ram.
  C) distance the ram falls.
  D) all of the above

Question 2

A melon is tossed straight upward with 100 J of kinetic energy. If air resistance is negligible the melon will return to its initial level with a kinetic energy of
 
  A) less than 100 J.
  B) more than 100 J.
  C) 100 J.
  D) need more information


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krakiolit

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

Answer: D

Answer to Question 2

Answer: C


clmills979

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Reply 2 on: Jul 29, 2018
:D TYSM

blakcmamba

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Reply 3 on: Yesterday
Gracias!

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