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Author Question: If you balance a broom horizontally on one finger, the center of gravity of the broom will be above ... (Read 28 times)

saraeharris

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on: Jul 29, 2018
If you balance a broom horizontally on one finger, the center of gravity of the broom will be above your finger, closer to the bristles end than the handle end.
 
  If you saw the broom in two pieces at that point and weigh the two parts on a scale, you'll find that the heavier part is the
  A) bristles part.
  B) handle part.
  C) both the same weight

Question 2

You can safely stand on the overhanging end of a heavy plank that rests on a table. How much overhang depends on your mass and the mass of the plank.
 
  If you can stand on the end of a plank that overhangs the edge of the supporting table 1/5 its total length, how massive is the plank compared to your mass?
  A) 1/3
  B) the same
  C) 2/3
  D) 1 and 1/3 times
  E) more than 1 and 1/3 times


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kingfahad97

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

Answer: A

Answer to Question 2

Answer: C


saraeharris

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Reply #2 on: Jul 29, 2018
Thanks


kingfahad97

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Reply #3 on: Jul 29, 2018
Welcome :)


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