STALLING AND STALLING SPEED

#7. A JAR certificated commercial passenger aircraft is flying in straight and level flight when the stall warning system activates the stick shaker. What will be its CL as a percentage of CL Max?

• A81%
• B85%
• C91%
• D95%

#13. In straight and level flight the CL of an aerofoil is 0.44. If a 1 degree increase in angle of attack gives an increase of 0.06 in CL what will be the load factor when subjected to an angle of attack increase of 5 degrees?

• A1.58
• B1.68
• C1.78
• D1.98

#64. VA is ........... Vs1g?

• A138%
• B148%
• C158%
• D168%