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NAME_________________________________ CLASS___________________ DATE____________ 

Lift Equation Worksheet

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1. Identify each letter in the lift equation and list acceptable units for each quantity.

    L = __________________________________

    

   Cl = __________________________________

    

   rho = __________________________________

    

   V = __________________________________

    

   A = __________________________________

    

2.  Open the web page AirPage Index (http://www.pilotportal.com/guides/search.cfm) and look up the Boeing 747-100B. What is its wing area? ____________________

    

3. If the Boeing 747 above is cruising at 940 km/h, the density of the air is 1.20 g/L, and the lift coefficient is 1, what is the lift ? __________________

    

4. Use the AirPage Index (http://www.pilotportal.com/guides/search.cfm) to find the Boeing 777-200. What is its wing area? ___________

    

5. If the Boeing 777 is cruising at the same velocity under the same conditions as the 747 above, what is its lift? __________________

    

6. Look up the DC-8-50 in the AirPage Index (http://www.pilotportal.com/guides/search.cfm). What is its wing area? ___________

    

7. What is the DC-8's cruising velocity? _________________

    

8. If the air density is 1.26 g/L and the lift coefficient is 1.5, what is the lift of the DC-8? _________________

    

9. Find the F/A-18A Hornet in the AirPage Index (http://www.pilotportal.com/guides/search.cfm). What is its wing area? ___________

    

10. What is the F/A-18A's lift while it flies at 700 mph, the air density is 1.31 g/L, and the lift coefficient is 1.8? _________________