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Quiz 3
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Q.1
Which of the following is used for servicing and repairs of the aircraft?
Apron
Hanger
Terminal building
Holding apron
Q.2
The bearing of the runway at threshold is 290°, the runway number is
N 70° W
290°
29°
W 20° N
Q.3
The air is blowing at a speed of 75 knots in the direction of the aircraft flying at a ground speed of 775 knots. The air speed of the aircraft, is
775 knots
75 knots
850 knots
675 knots
Q.4
The best direction of a runway is along the direction of
Longest line on wind rose diagram
Shortest line on the wind rose diagram
Line clear of wind rose diagram
None of these
Q.5
The bearing of the longest line of a wind rose is S 45° E, the bearing of the runway will be numbered
135°
31
13
Both (C) and (D)
Q.6
The strength of winds is measured with the help of
Beaufort scale
Wind indicator
Barometers
None of these
Q.7
The depressions and undulations in the pavement, are caused due to
Improper compaction of sub-grade
Impact of heavy wheel loads
Punching effect
All the above
Q.8
According to the International Civil Aviation Organization (I.C.A.O.) the strength of runway pavements, have been coded by
Seven English alphabets
Last Seven English alphabets
First Seven English alphabets
First seven numbers
Q.9
According to the International Civil Aviation Organization (I.C.A.O.), the runway lengths of aerodromes, have been coded by
Seven English alphabets
Last Seven English alphabets
First Seven English alphabets
First seven natural numbers
Q.10
The length of runway under standard conditions is 2000 m. The elevation of airport site is 300 m. Its reference temperature is 33.05°C. If the runway is to be constructed with an effective gradient of 0.25 percent, the corrected runway length will be
2500 m
2600 m
2700 m
2800 m
Q.11
As per ICAO recommendation, minimum width of safety area for instrumental runway should be
78 m
150 m
300 m
450 m
Q.12
To cope up high temperature of 196°C, the taxi ways and aprons are constructed with
Asphaltic concrete
Rubberised tar concrete
Plain concrete
All the above
Q.13
Effective length of a runway is the distance between
Ends of the runway
Point of intersection of the obstruction clearance line and the extended plane of the runway surface, and the other end of the runway
Point of intersection of the glide path and the extended plane of the runway surface and the other end of the runway
Ends of the clear way on either side
Q.14
The length of a runway under standard atmospheric conditions is 1800 m. If the actual reduced level of the site is 1200 m, the design length of the runway is
2360 m
2460 m
2560 m
2660 m
Q.15
The reduced level of the proposed site of an air port is 2500 m above M.S.L. If the recommended length by I.C.A.O. for the runway at sea level is 2500 m, the required length of the runway is
2500 m
3725 m
3000 m
3250 m
Q.16
For the proposed runway stated in if the aerodrome reference temperature is 17.2°, the net designed length of the runway is
2716 m
2816 m
2916 m
3016 m
Q.17
Pick up the correct statement from the following:
The rate of change of grade is limited to 0.3% per 30 m length of the curve
According to I.C.A.O. the maximum longitudinal gradient along a runway is limited to 1.5%
All the above
Q.18
Pick up the correct statement from the following:
The speed of the aircraft relative to the ground, is called cruising speed
The speed of the aircraft relative to wind, is called air speed
When wind is blowing the direction of the flight, air speed is less than cruising speed
All the above
Q.19
The runway length after correcting for elevation and temperature is 2845 m. If the effective gradient on runway is 0.5 percent then the revised runway length will be
2845 m
2910 m
3030 m
3130 m
Q.20
Pick up the component not applicable to aeroplanes
Wings
Engines
Air screw
None of these
Q.21
The size of landing area for multi engine helicopters operating under 1 FR conditions is
22.5 m × 22.5 m
30 m × 30 m
22.5 m × 30 m
60 m × 120 m
Q.22
If lift off distance of an craft is 2000 m, the clear way at the end of the runway should not be less than
145 m
152.5 m
162.5 m
172.5 m
Q.23
An aircraft is flying in an atmosphere of 30°C with a speed of 1260 kmph. Its speed is known as
Subsonic
Sonic
Super-sonic
Mach
Q.24
Speed of
Sound at 0°C is 1190 kmph
Sound varies 2.4 kmph per degree centigrade rise in temperature
Sound at 0°C is called one Mach
All the above
Q.25
For the taxiways, the following statement is true
The maximum longitudinal grade is 3%
The permissible rate of change of grade is 1%
The permissible transverse grade is 1.5%
All the above
Q.26
The cruising speed of the aircraft is 500 kmph. If there is a head wind of 50 kmph, then the air speed and ground speed of the aircraft respectively will be
450 kmph and 500 kmph
500 kmph and 450 kmph
450 kmph and 450 kmph
500 kmph and 500 kmph
Q.27
International Civil Aviation Organization (I.C.A.O.) was set up at Montreal (Canada), in
1929
1939
1947
1950
Q.28
The landing and takeoff of the air craft is made against the direction of wind. In no case the centre line of the runway should make an angle with the wind direction exceeding
10°
20°
30°
40°
Q.29
The maximum length and pavement strength of the runway is that of
A 1
B 2
B 3
G 7
Q.30
The fuse large includes
Passengers chamber
Pilot's cabin
Tail of aircraft
All the above
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