1000+ Airport Engineering Multiple Choice Question Answer [Solved]

1. For night landing, the thresholds are lighted
A. Green
B. Red
C. White
D. Yellow
Answer : A

2. Pick up the correct statement from the following:
A. Runway edge from the landing side, is called threshold
B. Localizer indicates to the pilot his position with respect to the proposed alignment
C. The glide slope indicates the correct angle of descent
D. All the above
Answer : D

3. The bearing of the runway at threshold is 290°, the runway number is
A. N 70° W
B. 290°
C. 29°
D. W 20° N
Answer : C

4. For the proposed runway stated in if the aerodrome reference temperature is 17°.2, the net designed length of the runway is
A. 2716 m
B. 2816 m
C. 2916 m
D. 3016 m
Answer : B

5. The best direction of a runway is along the direction of
A. Longest line on wind rose diagram
B. Shortest line on the wind rose diagram
C. Line clear of wind rose diagram
D. None of these
Answer : A

6. The height of the pilot's eye above the runway surface is assumed
A. 1 m
B. 3 m
C. 4 m
D. 5 m
Answer : B

7. Pick up the component not applicable to aeroplanes
A. Wings
B. Engines
C. Air screw
D. None of these
Answer : D

8. According to I.C.A.O. all markings on the runways are painted white and on taxiways
A. Black
B. Red
C. Yellow
D. Green
Answer : C

9. The engine failure case for determining the basic runway length may require
A. Only clearway
B. Only stop way
C. Either a clearway or a stop-way
D. Either a clearway or a stop-way or both
Answer : D

10. Pick up the correct statement from the following:
A. Minimum turning radius of aircrafts decides the size of the apron and the radius of the curves at taxi-ends
B. Take off and landing distances for an aircraft, determine the minimum runway length
C. The length of the normal haul of the air craft decides the frequency of operation
D. All the above
Answer : D

11. The thickness design of the pavement, is decided on the load carried by
A. Main gears
B. Nose wheel
C. Tail wheel
D. All the above
Answer : A

12. Consider the following statements regarding ICAO recommendation for correction to basic runway length
1. The basic runway length should be increased at the rate of 7 percent per 300 m rise in elevation above the mean sea level.
2. The basic runway length after having been corrected for elevation should be further increased at the rate of 1 percent for every 1°C rise in airport reference temperature above the standard atmospheric temperature at that elevation.
3. The runway length after having been corrected for elevation and temperature should be further increased at the rate of 20% for every 1 percent of effective gradient. Of these statements
A. 1 and 2 are correct
B. 2 and 3 are correct
C. 1 and 3 are correct
D. 1, 2 and 3 are correct
Answer : A

13. Zero fuel weight of an aircraft is:
A. Equal to empty operating weight
B. Equal to maximum landing weight
C. Less than empty operating weight
D. Equal to sum of empty operating weight and the maximum pay load
Answer : D

14. According to the International Civil Aviation Organisation (I.C.A.O.) the strength of runway pavements, have been coded by
A. Seven English alphabets
B. Last Seven English alphabets
C. First Seven English alphabets
D. First seven numbers
Answer : D

15. Assertion A : The ratio of arriving and departing aircrafts influences the airport Capacity: Reason R : Landing operation is generally given priority over the taking off operation. Select your answer based on the coding system given below:
A. Both A and R is true and R is the correct explanation of A
B. Both A and R is true and R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer : A

16. 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
A. 2500 m
B. 3725 m
C. 3000 m
D. 3250 m
Answer : B

17. Pick up the correct statement from the following:
A. The speed of the aircraft relative to the ground, is called cruising speed
B. The speed of the aircraft relative to wind, is called air speed
C. When wind is blowing the direction of the flight, air speed is less than cruising speed
D. All the above
Answer : D

18. Pick up the correct statement from the following:
A. Approach zone survey is carried out to determine the elevations of the protruding obstructions above horizontal, conical and transitional surfaces
B. The wind data of an air port is depicted in the form of a chart known as wind rose
C. The landing and takeoff of the air craft is made against the wind direction
D. All the above
Answer : D

19. An aircraft is flying in an atmosphere of 30°C with a speed of 1260 km ph. Its speed is known as
A. Subsonic
B. Sonic
C. Super-sonic
D. Mach
Answer : B

20. As per ICAO, for A, B, and C type of airports, maximum effective, transverse and longitudinal grades in percentage respectively are
A. 1.0, 1.5 and 1.5
B. 1.0, 1.5 and 2.0
C. 1.5, 1.5 and 2.0
D. 2.0, 2.0 and 2.0
Answer : A

21. The meteorological condition which influences the size and location of an air port is
A. Atmosphere pressure
B. Air density
C. Reduced level
D. All the above
Answer : D

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
A. 145 m
B. 152.5 m
C. 162.5 m
D. 172.5 m
Answer : D

23. Airport elevation is the reduced level above M.S.L. of
A. Control tower
B. Highest point of the landing area
C. Lowest point of the landing area
D. None of these
Answer : B

24. Calm period is the percentage of time during which wind intensity is less than
A. 4.8 kmph
B. 6.4 kmph
C. 8.0 kmph
D. 9.6 kmph
Answer : B

25. 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
A. 450 kmph and 500 kmph
B. 500 kmph and 450 kmph
C. 450 kmph and 450 kmph
D. 500 kmph and 500 kmph
Answer : A

26. The total length of a runway is 1000 m. The elevation at distance 0,200 m, 400 m, 600 m, 800 m and 1000 m are 100.0 m, 99.2 m, 101.0 m, 101.8 m, 101.4 m and 101.0 m respectively. The effective gradient of runway will be.
A. 0.10 %
B. 0.26 %
C. 0.43 %
D. 0.65 %
Answer : B

27. The runway orientation is made so that landing and takeoff are
A. Against the wind direction
B. Along the wind direction
C. Perpendicular to wind direction
D. None of these
Answer : A

28. Maximum gross takeoff weight of an aircraft is
A. Equal to the maximum structural landing weight
B. Less than the maximum structural landing weight
C. More than the maximum structural landing weight
D. Equal to the empty operating weight plus the payload
Answer : C

29. 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
Answer : C

30. In Intrumental landing system, the middle markers are located
A. Along the extended centre line of runway end
B. About 1 km. ahead of the runway threshold
C. At the runway threshold
D. About 7 km. ahead of the runway threshold
Answer : B

31. A gradient of + 0.08% is followed by a gradient of - 0.07%. If the permissible rate of change of grade is 0.003 per 30 metres, the length of the transition curve, is
A. 150 m
B. 140 m
C. 160 m
D. 175 m
Answer : A

32. The lift off distance is the distance along the centre of the runway between the starting point and
A. End of the runway
B. End of stop-way
C. Point where air craft becomes air borne
D. Point where air craft attains a height of 10.7 m
Answer : A

33. For supersonic transport aircraft, the minimum turning radius of taxiway is
A. 60 m
B. 120 m
C. 180 m
D. 240 m
Answer : C

34. In an airport, if 4 groups of 5 gates each located well separated are considered for traffic and the future to present traffic ratio is 3, then the total requirement of future gates will be
A. 32
B. 36
C. 44
D. 68
Answer : B

35. As per ICAO, for airports serving big aircrafts, the crosswind component should not exceed
A. 15 kmph
B. 25 kmph
C. 35 kmph
D. 45 kmph
Answer : C

36. For the proposed air port, the survey project provides
A. Master plan
B. Topographic plan
C. Grading plan
D. All the above
Answer : D

37. The minimum width of clearway is
A. 50 m
B. 100 m
C. 150 m
D. 250 m
Answer : C

38. The maximum value of the angle of turning of the nose gear large jet aircrafts, is limited to
A. 20°
B. 30°
C. 45°
D. 60°
Answer : D

39. Conical surface of the approach area rises outwards
A. 1 in 10
B. 1 in 15
C. 1 in 20
D. 1 in 25
Answer : C

40. Pick up the correct statement from the following:
A. The centre line of the approach area coincides with that of the runway
B. Approach areas are measured in horizontal surfaces
C. Obstruction clearance surface and approach surface are same
D. All the above
Answer : D

41. If the width of the approach area near the runway end is 150 m, the width of the approach area at a distance of 3 kilometres from runway end will be
A. 1500 m
B. 1200 m
C. 1000 m
D. 800 m
Answer : B

42. 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
Answer : D

43. As per ICAO, the minimum basic runway length for A and E type of airport will be
A. 1500 m and 600 m
B. 2100 m and 750 m
C. 1500 m and 750 m
D. 2100 m and 600 m
Answer : D

44. Castor angle is defined as the angle
A. Formed by the longitudinal axis of the aircraft and the direction of movement of the nose gear
B. Between the direction of wind and the longitudinal axis of the runway
C. Between the true speed of the aircraft and the crosswind component
D. Between the horizontal and the fuselage axis
Answer : A

45. 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
Answer : B

46. Pick up the correct statement from the following:
A. The distance between the points of intersection of the extreme tangents to the transition curve is kept greater than 7500 m × sum of grade changes at the point of intersection
B. The rate of change of grade is limited to 0.3% per 30 m length of the curve
C. According to I.C.A.O. the maximum longitudinal gradient along a runway is limited to 1.5%
D. All the above
Answer : D

47. In approach areas of runways equipped with instrumental landing facilities any object within 4.5 km distance from runway end shall be considered as an obstruction if its height is more than
A. 20 m
B. 30 m
C. 45 m
D. 51 m
Answer : B

48. The centre to centre spacing of heliport lighting along the periphery of landing and takeoff area should be
A. 2.5 m
B. 5.0 m
C. 7.5 m
D. 10.0 m
Answer : C

49. 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
A. 2360 m
B. 2460 m
C. 2560 m
D. 2660 m
Answer : C

50. Assertion A : Airport capacity during IFR conditions is usually less than that during VFR conditions. Reason R: During clear weather condition (VFR), the aircrafts on final approach to runway can be spaced closer during poor visibility conditions. Select your answer based on the coding system given below:
A. Both A and R is true and R is the correct explanation of A
B. Both A and R is true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer : A