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 105 times)

@Brianna17 · **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