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Author Question: A long horizontal wooden beam supported at its ends sags when you sit in the middle. Due to bending, ... (Read 105 times)

D2AR0N

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on: Jul 29, 2018
A long horizontal wooden beam supported at its ends sags when you sit in the middle. Due to bending, the top part of the beam is under
 
  1) tension.
  2) compression.
 
  And the bottom of the beam is under
  3) tension.
  4) compression.
 
  And the part of a beam where no tension or compression occurs
  5) along the center of the beam.
  6) along the neutral layer.
  7) both of these
  8) none of these

Question 2

If an elephant grew in proportion to twice its normal height, then the area of its ears would be multiplied by
 
  1) two
  2) four
  3) six
  4) eight
 
  and its total weight would be multiplied by
  5) two.
  6) four.
  7) six.
  8) eight.


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helenmarkerine

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

Answer: 2, 3, 7

Answer to Question 2

Answer: 2, 8


D2AR0N

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  • Posts: 561
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

robbielu01

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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