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Author Question: In 1851 Jean Bernard Leon Foucault demonstrated the rotation of the earth using a pendulum 11.0 m ... (Read 82 times)

leilurhhh

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on: Jul 29, 2018
In 1851 Jean Bernard Leon Foucault demonstrated the rotation of the earth using a pendulum 11.0 m long, which was set up in the Paris Observatory.
 
  How long would it have taken for Foucault's pendulum to make one complete swing back to its starting point if g = 9.81 m/s2 at the observatory?
  A) 6.65 s
  B) 5.63 s
  C) 1.79 s
  D) 2.12 s
  E) 2.58 s

Question 2

An astronaut has landed on Planet N-40 and conducts an experiment to determine the acceleration due to gravity on that planet.
 
  She uses a simple pendulum that is 0.640 m long and measures that 10 complete oscillations 26.0 s. What is the acceleration of gravity on Planet N-40?
  A) 4.85 m/s2
  B) 1.66 m/s2
  C) 3.74 m/s2
  D) 2.39 m/s2
  E) 9.81 m/s2
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sarajane1989

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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leilurhhh

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Reply #2 on: Jul 29, 2018
Thank you!


sarajane1989

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Reply #3 on: Jul 29, 2018
Always glad to help...


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