What true airspeed and angle of attack should be used to generate the same amount of lift as altitude is increased?
a. A higher true airspeed for any given angle of attack
b. The same true airspeed and angle of attack
c. A lower true airspeed and higher angle of attack
d. A constant angle of attack and true airspeed
a. A higher true airspeed for any given angle of attack
b. The same true airspeed and angle of attack
c. A lower true airspeed and higher angle of attack
d. A constant angle of attack and true airspeed