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4

The slope of the transitional surface for A, B and C type of runway shall be

A. 1 : 5

B. 1 : 7

C. 1 : 10

D. 1 : 12

Correct Answer :

B. 1 : 7


Related Questions

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4

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

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4

Runway threshold is indicated by a series of parallel lines starting from a distance of

A. 3 m from runway end

B. 6 m from runway end

C. 10 m from runway end

D. 15 m from runway end

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4

The reduced levels of the ends A and B of a runway are 3025 m and 3035 m and that of its mid-point is 3015 m. The reduced level of the horizontal surface, is

A. 3070 m

B. 3060 m

C. 3075 m

D. 3015 m

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4

Pick up the incorrect statement from the following:

A. L.O.M. is installed at 7.2 km from the threshold

B. L.M.M. is installed at 1.0 km from the threshold

C. Localizer antenna is installed at 300 m from the other end of the runway

D. Glide slope antenna is installed at the centre of the runway about 150 m on one side

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4

Which of the following factors are taken into account for estimating the runway length required for aircraft landing?
1. Normal maximum temperature
2. Airport elevation
3. Maximum landing weight
4. Effective runway gradient Select the correct answer using the codes given below Codes:

A. 1, 2, 3 and 4

B. 1, 3 and 4

C. 2 and 3

D. 1, 2 and 4

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4

Which of the following is an example of failure in flexible pavements?

A. Alligator cracking

B. Mud pumping

C. Warping cracks

D. Shrinkage cracks

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4

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

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4

International Civil Aviation Organisation (I.C.A.O.) was set up at Montreal (Canada), in

A. 1929

B. 1939

C. 1947

D. 1950

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4

For the proposed air port, the survey project provides

A. Master plan

B. Topographic plan

C. Grading plan

D. All the above

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4

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

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4

Pick up the component not applicable to aeroplanes

A. Wings

B. Engines

C. Air screw

D. None of these

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4

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

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4

Conical surface of the approach area rises outwards

A. 1 in 10

B. 1 in 15

C. 1 in 20

D. 1 in 25

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4

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

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4

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

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4

Which of the following is used for servicing and repairs of the aircraft?

A. Apron

B. Hanger

C. Terminal building

D. Holding apron

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4

Consider the following statements: Wind rose diagram is used for the purposes of
1. Runway orientation
2. Estimating the runway capacity
3. Geometric design of holding apron of these statements

A. 1 and 2 are correct

B. 2 and 3 are correct

C. 1 and 3 are correct

D. 1 alone is correct

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4

The maximum length and pavement strength of the runway is that of

A. A 1

B. B 2

C. B 3

D. G 7

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4

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

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4

For determining the basic runway length, the landing case requires that aircraft should come to a stop within p % of the landing distance. The value of p is

A. 40 %

B. 50 %

C. 60 %

D. 75 %

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4

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

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4

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°

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4

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

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4

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

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4

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 %

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4

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

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4

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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4

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

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4

Two single runways may be arranged so as to have

A. L-shape

B. T-shape

C. X-shape

D. All the above

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4

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