Q.1
Graphical representation of sink rate of sailplane is called ____________
  • a) typical speed polar
  • b) drag polar wing
  • c) lift curve of wing
  • d) propulsion systems
Q.2
Velocity for the best glide ratio is 100ft/s. Determine velocity for minimum sink rate.
  • a) 76ft/s
  • b) 124m/s
  • c) 23fts
  • d) 45 fts2
Q.3
Variometer is used for _____________
  • a) informing pilot when glider is in lift
  • b) increase lift
  • c) thrust reversal
  • d) increase thrust produced
Q.4
Consider turning glide operation with bank angle of 1.5 and Weight ofunit. Find lift.
  • a) 125.042
  • b) 56
  • c) 120
  • d) 345
Q.5
Determine the value of turn rate. Consider glider has centripetal acceleration ofand velocity of 9.5.
  • a) 1.052
  • b) 9.5
  • c) 10
  • d) 2.8
Q.6
Determine the value of best glide ratio velocity. Consider velocity for minimum sink rate isfps.
  • a) 13.15 fps
  • b) 20 fps
  • c) 11 fps
  • d) 34 fps
Q.7
Consider turning gliding flight. Turn rate is given as 0.2 unit and velocity of flight isunit. Find the value of turn radius.
  • a) 50
  • b) 100
  • c) 2
  • d) 8
Q.8
Find the range of glider which has L/D of 13.6 and is descending from 5km.
  • a) 68km
  • b) 12 m
  • c) 12 inch
  • d) 68 m
Q.9
If KCD0 is 0.then, find lift to drag ratio for minimum sink.
  • a) 3.66
  • b) 36.6
  • c) 1.4
  • d) 24
Q.10
Consider a glider is descending from 2km altitude. If it covers range of 30km then, at which aerodynamic efficiency the glider was flying?
  • a) 15
  • b) 60
  • c) 12
  • d) 21
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