Author Question: Air within the funnel of a large tornado may have a pressure of only 0.2 ATM. What is the ... (Read 262 times)

Yolanda · **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