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Author Question: A long telephone pole (wood density 0.80 kg/m3 ) is vertically lowered into a slightly larger ... (Read 85 times)

lbcchick

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on: Jul 27, 2018
A long telephone pole (wood density 0.80 kg/m3 ) is vertically lowered into a slightly larger vertical pipe which is filled with salt water of density 1.04 kg/m3. The pole ends up floating with what percent of the pole above the water?
 
  What will be an ideal response?

Question 2

A plane flying horizontally at a speed of 50.0 m/s and at an elevation of 160. m drops a package of supplies. Two seconds later it drops a second package. How far apart will the two packages land on the ground?
 
  A) 100. m
  B) 67.7 m
  C) 283. m
  D) 162. m
  E) 177. m


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mmj22343

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Reply #1 on: Jul 27, 2018
Answer to Question 1

23 above (77 submerged)

Answer to Question 2

A


lbcchick

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


mmj22343

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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