Air having the standard sea level density has a velocity of 100 ft/s at a section of a wind tunnel. At another section having an area half as great as the first, the flow velocity is 400 mph. What is the density at the second section?
Air having the standard sea level density has a velocity of 100 ft/s at a section of a wind tunnel. At another section having an area half as great as the first, the flow velocity is 400 mph. What is the density at the second section?