Stick-Free Stability MCQ

Test your knowledge with important Stick-Free Stability MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Stick-Free Stability MCQs on Bissoy. Bissoy App

• Stick fixed neutral point is defined at 40% of chord. Choose appropriate location of Stick free neutral point.
  ক

  0.39

  খ

  0.8

  গ

  0.65

  ঘ

  0.5
• Find the value of CHδe if tail angle of attack is 3 deg and CHɑt is -0.004. Consider elevator floats up by 2 degree.
  ক

  -0.006

  খ

  -7

  গ

  1.223

  ঘ

  1.225
• Determine the value of tail angle of attack if, elevator floats down by 1.8 degree. Consider CHδe as 0.003 and CHɑt as -0.006.
  ক

  0.9

  খ

  2.5

  গ

  3.4

  ঘ

  1.8
• Find the degree of elevator float. Consider tail AOA is 2° and CHδe= -0.005, CHɑt=-0.0052.
  ক

  2.08 deg

  খ

  4

  গ

  12

  ঘ

  2.119
• Negative stick force gradient is used to provide ___________
  ক

  speed stability

  খ

  thrust

  গ

  propulsive force

  ঘ

  gliding ratio
• Hinge moment coefficient depends upon ________
  ক

  Tail AOA, elevator deflection, etc

  খ

  Only tail angle

  গ

  Only wing angle

  ঘ

  Lift to drag ratio of fuselage
• Which of the following is correct for hinge moment?
  ক

  Hinge moment coefficient is function of tail angle of attack

  খ

  Hinge moment is not dependent on the tail angle

  গ

  Downwash is used to reduces angle of attack at tail

  ঘ

  Lifting property of the airfoil is same as a sphere
• Stick force is function of ___________
  ক

  hinge moment

  খ

  lofting

  গ

  fuel air ratio

  ঘ

  pressure ratio of inlet
• Stick fixed and stick free are similar.
  ক

  True

  খ

  False
• Stick free stability permits ____________
  ক

  elevator to float

  খ

  elevator to be fixed

  গ

  fixed rigid body

  ঘ

  lift and drag ratio