Dgca Module 08 Online Test 01

20 Questions | Total Attempts: 2439

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Dgca Module 08 Online Test 01 - Quiz


Questions and Answers
  • 1. 
    MTCS-about stability
    • A. 

      Stability characteristics about all axis are different

    • B. 

      Stability around lateral axis is different from stability around roll and yaw axis

    • C. 

      Stability around all axis are same

  • 2. 
    Higher weight in gliding flight is not affected not by
    • A. 

      Stalling angle and speed are reduced

    • B. 

      Speed and range are reduced

    • C. 

      Stalling angle and range are reduced

  • 3. 
    If aspect ratio is higher than induced drag is 
    • A. 

      More than 75%

    • B. 

      More than 40%

    • C. 

      Infinite

  • 4. 
    On a delta wing aircraft lift 
    • A. 

      Increases with increase in angle of attack

    • B. 

      Decreases with increase in angle of attack

    • C. 

      None of the above

  • 5. 
    In the case of aircraft nose drop thrust line is placed----------and drag line is---------    
    • A. 

      High ; low

    • B. 

      High ; high

    • C. 

      Low ; high

  • 6. 
    Factors of drag primarily depends on
    • A. 

      Speed of airflow over the wing and other parts

    • B. 

      The interference between different parts of A/C and airflow

    • C. 

      None of the above

  • 7. 
    At high speed induced drag is     
    • A. 

      50% more than total drag

    • B. 

      10% more than total drag

    • C. 

      10% less than total drag

  • 8. 
    Induced drag is a part of     
    • A. 

      Thrust

    • B. 

      Lift

    • C. 

      Weight

  • 9. 
    Coefficient of viscosity is defined as
    • A. 

      Ratio of velocity to drag

    • B. 

      Ratio of stress velocity to velocity gradient

    • C. 

      Ratio of viscosity to the friction

  • 10. 
    During turn the outer wing offers more
    • A. 

      Drag

    • B. 

      Lift

    • C. 

      Bank

  • 11. 
    The longitudinal stability is depend upon    
    • A. 

      The tail plane

    • B. 

      The position of C.P

    • C. 

      The tail plane its area and distance from C.G

  • 12. 
    During equilibrium flight operation stability depends on 
    • A. 

      Magnitude of force applied

    • B. 

      Length from the C.G

    • C. 

      Both a and b

  • 13. 
    Which of the following gives stall warning to pilot    
    • A. 

      Sensor

    • B. 

      Stick pusher

    • C. 

      Stick shaker

  • 14. 
    Ideal airfoil 
    • A. 

      High maximum lift coefficient

    • B. 

      Good lift/drag ratio

    • C. 

      Both a and b

  • 15. 
    Stick free condition 
    • A. 

      The pilot releases control column and allows the elevators to take up their own positions

    • B. 

      The elevators are held in their neutral position relative to the tail plane

    • C. 

      Both a and b

  • 16. 
    Performance capability of jet engine with propeller is depends on
    • A. 

      Thrust

    • B. 

      Power

    • C. 

      Both

  • 17. 
    Centre of drag is
    • A. 

      Actual length depends on the relative resistance

    • B. 

      Actual position depends on the relative resistance of different parts of airplane

    • C. 

      Both (a) & ( b)

  • 18. 
    Angle of airfoil is slightly negative will it generate lift    
    • A. 

      Do not generate lift

    • B. 

      May be generate lift

    • C. 

      Lift will not generate

  • 19. 
    The temperature variation near earth surface    
    • A. 

      Greater

    • B. 

      Smaller

    • C. 

      No change

  • 20. 
    If pitching moment about fuselage disturbed then which stability is affected    
    • A. 

      Lateral

    • B. 

      Directional

    • C. 

      Longitudinal

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