In a wind tunnel the pressure on the top surface of a model airplane wing is 8.8 × 10^4 N/m and the pressure on the bottom surface is 9.0 × 10^4 N/m2 . If the area of the top and bottom surfaces of each wing is 2.0 m2, what is the total lift on the model airplane?

a. 2.0 × 10^3 N
b. 8.0 × 10^3 N
c. 1.6 × 10^4 N
d. 3.6 × 10^4 N
e. 1.0 × 10^3 N


b

Physics & Space Science

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