Principles of Flight Flashcards
What is the formula for the load factor in a turn?
1
_______
cos (bank angle)
What is the formula for the climb gradient?
Thrust - Drag
__________ X 100
Weight
What is the formula for the climb angle?
Thrust - Drag
arcsin ( ___________ )
Weight
What is the formula to calculate the rate 1 bank angle for a specific TAS?
TAS/10 + 7
What’s the formula for the Turn Radius?
V²
_____________
9.81 * tangent of bank
What is the formula to calculate the rate of turn in degrees per second?
TAS * 360
____________
Turn Radius * 2π
*Tas in m/s and Radius in m
What is the formula to calculate the rate of turn in radians per second?
TAS
_________
Turn Radius
*Tas in m/s and Radius in m
What is the formula to calculate the stall speed in a turn?
VS1 x √Load Factor
How do you calculate the load factor out of a mass (weight) variation?
New mass
________
Old mass
What is the formula for the load factor caused by a gust?
Being given the CL increment
Old CL + CL incr.
Old LF X ___________
Old CL
What’s the formula for wing loading?
Aircraft Weight
___________
Wing Area
How do you calculate the CL, in percentage of CLMax, being given the speed in percentage of the Stall Speed*?
*(ex. 1.5 Vs)
1
___
V²
What is the formula to calculate the CDi (Induced Drag Coefficient)?
CL²
________
Aspect Ratio
What is the formula for the load factor caused by a gust?
Being given the speed increment caused BY the gust
New speed²
Old LF x _________
Old speed²
What is the formula for the load factor increment caused by the same gust at different speeds?
New speed
_________
Old speed
