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Author Question: A Boeing 737 airliner has a mass of 20,000 kg and the total area of both wings (top or bottom) is ... (Read 56 times)

@Brianna17

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on: Jul 28, 2018
A Boeing 737 airliner has a mass of 20,000 kg and the total area of both wings (top or bottom) is 100 m2 . What is the pressure difference between the top and bottom surface of each wing when the airplane is in flight at a constant altitude?
 a. 1960 N/m2
  b. 3920 N/m2
  c. 7840 N/m2
  d. 4560 N/m2
  e. 3070 N/m2

Question 2

Air within the funnel of a large tornado may have a pressure of only 0.2 atm. What is the approximate outward force on a (5 m  10 m) wall if a tornado suddenly envelops the house? (1 atm = 1.01  105 N/m2.)
 a. 4  103 N
  b. 4  104 N
  c. 4  105 N
  d. 4  106 N
  e. 7  105 N


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BAOCHAU2803

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

a

Answer to Question 2

d


@Brianna17

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  • Posts: 550
Reply 2 on: Jul 28, 2018
Excellent

xiaomengxian

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Reply 3 on: Yesterday
:D TYSM

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