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
Correct Answer :
D. 60 m × 120 m
Related Questions
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
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
According to I.C.A.O. all markings on the runways are painted white and on taxiways
Black
Red
Yellow
Green
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
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
40 %
50 %
60 %
75 %
As per ICAO, for A, B, and C type of airports, maximum effective, transverse and longitudinal grades in percentage respectively are
1.0, 1.5 and 1.5
1.0, 1.5 and 2.0
1.5, 1.5 and 2.0
2.0, 2.0 and 2.0
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:
Both A and R is true and R is the correct explanation of A
Both A and R is true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
The slope of the obstruction clearance line from the boundary of the heliport should be
1 : 2
1 : 5
1 : 8
1 : 40
The height of the pilot's eye above the runway surface is assumed
1 m
3 m
4 m
5 m
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
(6500, 6000)
(5800, 5200)
(61500, 5600)
(8000, 7000)
International Civil Aviation Organisation (I.C.A.O.) was set up at Montreal (Canada), in
1929
1939
1947
1950
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
1500 m
1200 m
1000 m
800 m
According to I.C.A.O. the slope of transitional surface at right angles to the centre line of runway, is kept
1 in 4
1 in 5
1 in 6
1 in 7
For the proposed air port, the survey project provides
Master plan
Topographic plan
Grading plan
All the above
Runway threshold is indicated by a series of parallel lines starting from a distance of
3 m from runway end
6 m from runway end
10 m from runway end
15 m from runway end
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:
Both A and R is true and R is the correct explanation of A
Both A and R is true and R is not the correct explanation of A
A is true but R is false
A is false but R is true
The slope of the transitional surface for A, B and C type of runway shall be
1 : 5
1 : 7
1 : 10
1 : 12
Conical surface of the approach area rises outwards
1 in 10
1 in 15
1 in 20
1 in 25
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
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
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
Pick up the correct statement from the following:
Approach zone survey is carried out to determine the elevations of the protruding obstructions above horizontal, conical and transitional surfaces
The wind data of an air port is depicted in the form of a chart known as wind rose
The landing and takeoff of the air craft is made against the wind direction
All the above
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
Total correction for elevation, temperature and gradient for a runway should not be more than
15 %
20 %
25 %
35 %
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
1 and 2 are correct
2 and 3 are correct
1 and 3 are correct
1, 2 and 3 are correct
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
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
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
Which of the following is an example of failure in flexible pavements?
Alligator cracking
Mud pumping
Warping cracks
Shrinkage cracks
As per ICAO recommendation, minimum width of safety area for instrumental runway should be
78 m
150 m
300 m
450 m