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Author Question: Air within the funnel of a large tornado may have a pressure of only 0.2 ATM. What is the ... (Read 227 times)

Yolanda

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on: Jul 28, 2018
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

Question 2

The pressure inside a commercial airliner is maintained at 1 ATM (1.01  105 N/m2). What is the outward force exerted on a 1.0 m  2.0 m cabin door if the outside pressure (at 10 km height) is 0.3 ATM?
 a. 1.4  102 N
  b. 1.4  103 N
  c. 1.4  104 N
  d. 1.4  105 N
  e. 7.0  103 N


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bfulkerson77

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

D

Answer to Question 2

D


Yolanda

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

marict

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Reply 3 on: Yesterday
Excellent

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