Problem
Answer each problems
1.	What are the factors in determining your takeoff critical field  length for a certain runway? If after doing initial calculations you  find the runway is too short, what might you be able to do as the pilot  in command to be legal for takeoff?
2.	Compare and contrast the longitudinal stability of a conventional  aircraft in two conditions: forward CG and aft CG? Discuss control  forces and aircraft responses from trimmed condition if you pulled back  on the stick and let it go.
3.	Compare and contrast a supercritical wing with a laminar flow wing?  Discuss modern aircraft that have utilized these wings. What are the  enhancements and drawbacks?