Pick up the correct statement from the following:
Minimum turning radius of aircrafts decides the size of the apron and the radius of the curves at taxi-ends
Take off and landing distances for an aircraft, determine the minimum runway length
The length of the normal haul of the air craft decides the frequency of operation
All the above
Correct Answer :
D. All the above
Related Questions
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.
0.10 %
0.26 %
0.43 %
0.65 %
Pick up the correct statement from the following:
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
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
An aircraft is flying in an atmosphere of 30°C with a speed of 1260 km ph. Its speed is known as
Subsonic
Sonic
Super-sonic
Mach
As per ICAO, for airports serving big aircrafts, the crosswind component should not exceed
15 kmph
25 kmph
35 kmph
45 kmph
The meteorological condition which influences the size and location of an air port is
Atmosphere pressure
Air density
Reduced level
All the above
The height of the pilot's eye above the runway surface is assumed
1 m
3 m
4 m
5 m
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
Zero
300
3000
Unrestricted
In Intrumental landing system, the middle markers are located
Along the extended centre line of runway end
About 1 km. ahead of the runway threshold
At the runway threshold
About 7 km. ahead of the runway threshold
The slope of the transitional surface for A, B and C type of runway shall be
1 : 5
1 : 7
1 : 10
1 : 12
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
0.1 %
0.2 %
0.3 %
0.4 %
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
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
Castor angle is defined as the angle
Formed by the longitudinal axis of the aircraft and the direction of movement of the nose gear
Between the direction of wind and the longitudinal axis of the runway
Between the true speed of the aircraft and the crosswind component
Between the horizontal and the fuselage axis
For Class A Air port the difference of reduced levels of higher and lower edges of the conical surface, is
25 m
50 m
75 m
100 m
Airport elevation is the reduced level above M.S.L. of
Control tower
Highest point of the landing area
Lowest point of the landing area
None of these
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°
Wing loading of an aircraft is
Load of the wings
Gross total weight of the aircraft/ load of the wings
Gross total weight of the aircraft/ wing area
Gross total weight of the aircraft/total available H.P of engines
According to I.C.A.O. the recommended length of air ports is decided on
Sea level elevation
Standard sea level temperature (15°C)
Effective gradient percentage
All the above
Two single runways may be arranged so as to have
L-shape
T-shape
X-shape
All the above
Maximum gross takeoff weight of an aircraft is
Equal to the maximum structural landing weight
Less than the maximum structural landing weight
More than the maximum structural landing weight
Equal to the empty operating weight plus the payload
Pick up the correct statement from the following:
Landing speed is directly proportional to the wing loading
Wing loading remaining constant, the take off distance is directly proportional to the powder loading
Neither (a) nor (b)
Both (a) and (b)
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
20 m
30 m
45 m
51 m
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
1 and 2 are correct
2 and 3 are correct
1 and 3 are correct
1 alone is correct
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
Which of the following is an example of failure in flexible pavements?
Alligator cracking
Mud pumping
Warping cracks
Shrinkage cracks
The maximum length and pavement strength of the runway is that of
A 1
B 2
B 3
G 7
Conical surface of the approach area rises outwards
1 in 10
1 in 15
1 in 20
1 in 25
The centre to centre spacing of heliport lighting along the periphery of landing and takeoff area should be
2.5 m
5.0 m
7.5 m
10.0 m
An airport has 4 gates. If the weighted average gate occupancy time is 30 minutes and gate utilisation factor is 0.5, then the capacity of the gate will be
1 aircraft per hour
2 aircrafts per hour
4 aircrafts per hour
16 aircrafts per hour
The threshold markings are
4 m wide
1 m clear space between adjacent
Placed symmetrically on either side of the runway centre line
All the above