RRB ALP - Airport Engineering 1000+ MCQ [Solved] PDF Download

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

2. According to I.C.A.O. the recommended length of air ports is decided on
A. Sea level elevation
B. Standard sea level temperature (15°C)
C. Effective gradient percentage
D. All the above
Answer : D

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
A. 775 knots
B. 75 knots
C. 850 knots
D. 675 knots
Answer : D

4. The width and interval of transverse centre line bars along the extended centre line of runway, in approach lighting system are
A. 3 m and 30 m
B. 4.2 m and 30 m
C. 4.2 m and 50 m
D. 3 m and 45 m
Answer : B

5. 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

6. 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

7. 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

8. 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

9. 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

10. 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

11. The coordinates of the ends of a runway are (5000, 5000) and (8000, 7000). The co-ordinates of another runway are (4600, 5100) and (7000, 5300). The co-ordinates of the A.R.P. are
A. (6500, 6000)
B. (5800, 5200)
C. (61500, 5600)
D. (8000, 7000)
Answer : C

12. 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

13. Pick up the correct statement from the following:
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 : D

14. The maximum length and pavement strength of the runway is that of
A. A 1
B. B 2
C. B 3
D. G 7
Answer : A

15. For the taxiways, the following statement is true
A. The maximum longitudinal grade is 3%
B. The permissible rate of change of grade is 1%
C. The permissible transverse grade is 1.5%
D. All the above
Answer : D

16. 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

17. 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

18. 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

19. 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

20. In instrument landing system
A. L.O.M. and L.M.M. are installed on one side and Localizer antenna on the other side
B. L.O.M. and Localizer are installed on one side and L.M.M. on the other side
C. Localizer and L.M.M. are installed on one side and L.O.M. on the other side
D. None of these
Answer : A

21. 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

22. 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
Answer : D

23. 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

24. The fuse large includes
A. Passengers chamber
B. Pilot's cabin
C. Tail of aircraft
D. All the above
Answer : D

25. 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

26. 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

27. Pick up the correct abbreviation from the following:
A. L.M.M. (low powered middle marker)
B. V.H.F, (very high frequency)
C. L.O.M. (low powered outer marker)
D. All the above
Answer : D

28. The length of runway is increased per 300 m rise above M.S.L.
A. 3 %
B. 4 %
C. 5 %
D. 7 %
Answer : D

29. 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
A. 2845 m
B. 2910 m
C. 3030 m
D. 3130 m
Answer : C

30. Wing loading of an aircraft is
A. Load of the wings
B. Gross total weight of the aircraft/ load of the wings
C. Gross total weight of the aircraft/ wing area
D. Gross total weight of the aircraft/total available H.P of engines
Answer : C

31. 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

32. Pick up the correct statement from the following:
A. Approximate geometric centre of the landing area, is called air port reference point
B. The boundaries of horizontal surface and conical surface are marked with reference to air port reference point
C. The location of the air port on a map is the position of air port reference point
D. All the above
Answer : D

33. 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

34. 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

35. 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

36. 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

37. 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

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

39. Two single runways may be arranged so as to have
A. L-shape
B. T-shape
C. X-shape
D. All the above
Answer : D

40. 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

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

42. 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

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

44. The distance between main gears is 10 m, and the distance of nose gear from centre of main gears is 30 m. If the angle of turning is 60°, the distance of centre of rotation from the nearer main gear, is
A. 12.30 m
B. 11.30 m
C. 10.30 m
D. 9.30 m
Answer : A

45. As per ICAO recommendation, the rate of change of longitudinal gradient per 30 m length of vertical curve for A and B type of airports is limited to a maximum of
A. 0.1 %
B. 0.2 %
C. 0.3 %
D. 0.4 %
Answer : A

46. For Class A Air port the difference of reduced levels of higher and lower edges of the conical surface, is
A. 25 m
B. 50 m
C. 75 m
D. 100 m
Answer : D

47. As per UK design criteria, if LCN of aircraft is between 1.25 to 1.5 times the LCN of pavement, then the number of movements allowed are
A. Zero
B. 300
C. 3000
D. Unrestricted
Answer : B

48. International Civil Aviation Organisation (I.C.A.O.) was set up at Montreal (Canada), in
A. 1929
B. 1939
C. 1947
D. 1950
Answer : C

49. 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

50. 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