Aerodynamic Forces Online Exam Quiz
Aerodynamic Forces GK Quiz. Question and Answers related to Aerodynamic Forces. MCQ (Multiple Choice Questions with answers about Aerodynamic Forces
___ is one of the sources of drag.
Options
A : Viscous separation
B : Drafting
C : Signal strength
D : Lift only
A 2D airfoil is operating at 0.6M. Find the approximate value of lift curve slope in per rad.
Options
A : 7.85
B : 1.9
C : 2.3
D : 3.87
Aerodynamic forces are generated due to __
Options
A : shear and pressure force acting on body
B : shear effects only
C : only pressure forces
D : twisting of beam
At same value of maximum lift AOA, lift coefficient of Cambered wing is ___
Options
A : higher than uncambered wing
B : lower than uncambered wing
C : same as cambered airfoil always
D : not dependent on camber
Consider an incompressible flow. If static pressure increases then, the local freestream velocity __
Options
A : decreases
B : increase
C : remains same
D : insufficient data
Drag which is produced due to lift is called?
Options
A : Induced drag
B : Parasite drag
C : Weight
D : Thrust drag
For an incompressible flow, if local area velocity decreases then, the dynamic pressure will __
Options
A : decrease
B : increase
C : constant
D : independent of velocity
For ideal flow, total pressure along streamline will be ___
Options
A : constant
B : increases
C : decreases
D : always decreases by half
If I want to design an aircraft which primary flies in a low speed region then, which type of drag shouldn't be considered?
Options
A : Wave drag
B : Parasite drag
C : Induced drag
D : Form drag only
If static air pressure is 0.5 bar and dynamic pressure is 0.85 bar then, find total pressure acting on a body.
Options
A : 1.35
B : 5
C : 7
D : 8.56
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