Solve
-Wind Resistance or Atmospheric Drag Tends to Slow Down $37 \mathrm { ft } ^ { 2 }$

question 175

Multiple Choice

Solve.
-Wind resistance or atmospheric drag tends to slow down moving objects. Atmospheric drag varies jointly as an object's surface area A and velocity v. If a car traveling at a speed of 40 mph with a surface area of $37 \mathrm { ft } ^ { 2 }$ experiences a drag of $236.8 \mathrm {~N}$ (Newtons) , how fast must a car with $48 \mathrm { ft } ^ { 2 }$ of surface area travel in order to

• A)66 mph
• B)69 mph
• C)71 mph
• D)74 mph

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