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Author Question: A spring with spring constant k = 800 N/m is extended 12 cm from its equilibrium position. A spring ... (Read 300 times)

waynest

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on: Jul 28, 2018
A spring with spring constant k = 800 N/m is extended 12 cm from its equilibrium position. A spring with 6.0 cm extension from equilibrium will have the same potential energy as the first spring if its spring constant is
 a. 200 N/m.
  b. 400 N/m.
  c. 800 N/m.
  d. 1 600 N/m.
  e. 3 200 N/m.

Question 2

A spring with spring constant k = 800 N/m is compressed 12 cm from its equilibrium position. A spring with spring constant k = 400 N/m has the same elastic potential energy as the first spring when its extension is
 a. 0.060 m.
  b. 0.085 m.
  c. 0.12 m.
  d. 0.17 m.
  e. 0.24 m.


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blakcmamba

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

E

Answer to Question 2

D


waynest

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Reply 2 on: Jul 28, 2018
Excellent

kthug

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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