A. Air screw converts the energy given by the engine into speed
B. The propellers which are driven by turbine engines, are technically called turboprops
C. The aircrafts which obtain the thrust directly from turbine engine, are called turbo-jets
D. All the above
Answer: Option D
This Question Belongs to Civil Engineering >> Airport Engineering
As per ICAO recommendation, minimum width of safety area for instrumental runway should be
A. 78 m
B. 150 m
C. 300 m
D. 450 m
To cope up high temperature of 196°C, the taxi ways and aprons are constructed with
A. Asphaltic concrete
B. Rubberised tar concrete
C. Plain concrete
D. All the above
Effective length of a runway is the distance between
A. Ends of the runway
B. Point of intersection of the obstruction clearance line and the extended plane of the runway surface, and the other end of the runway
C. Point of intersection of the glide path and the extended plane of the runway surface and the other end of the runway
D. Ends of the clear way on either side
The size of landing area for multi engine helicopters operating under 1 FR conditions is
A. 22.5 m × 22.5 m
B. 30 m × 30 m
C. 22.5 m × 30 m
D. 60 m × 120 m
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