# Airport Engineering Interview Questions

Posted On:December 8, 2018, Posted By: Latest Interview Questions, Views: 354, Rating :

## Airport Engineering - Civil Engineering Questions and Answers

a) 78 m

b) 150 m

c) 300 m

d) 450 m

Ans: c

### 2. 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

Ans: a

a) 0.1 %

b) 0.2%

c) 0.3 %

d) 0.4%

Ans: a

### capacity: Reason R :Landing operation is generally given priority over the taking off operation.

a) Both A and R are true and R is the correct explanation of A

b) Both A and R are 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.

Ans: a

### 5. 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

a) 1 aircraft per hour

b) 2 aircrafts per hour

c) 4 aircrafts per hour

d) 16 aircrafts per hour

Ans: c

### 7. The capacity of parallel runway pattern depends upon

a) weather conditions and navigational aids available

b) lateral spacing between two runways and weather conditions

c) lateral spacing between two runways and navigational aids available

d) lateral spacing between two runways, weather conditions and navigational aids available.

Ans: d

### 8. 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 stopway

d) either a clearway or a stopway or both

Ans: d

a) 50 m

b) 100 m

c) 150 m

d) 250 m

Ans: c

a) 32°C

b) 35.5°C

c) 48°C

d) 25°C

Ans: c

### 11. 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

Ans: a

a) 0.10%

b) 0.26%

c) 0.43 %

d) 0.65%

Ans: b

a) 2500 m

b) 2600 m

c) 2700 m

d) 2800 m

Ans: c

### 14. 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

Ans: d

### 15. 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.

Ans: d

### 17. 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

Ans: a

a) 15 kmph

b) 25 kmph

c) 35 kmph

d) 45 kmph

Ans: c

a) 4.8 kmph

b) 6.4 kmph

c) 8.0 kmph

d) 9.6 kmph

Ans: b

a) 40 %

b) 50%

c) 60%

d) 75%

Ans: c

a) Yellow

b) White

c) Black

d) Red

Ans: b

### 23. 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) 15m from runway end

Ans: b

### 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

Ans: b

### 25. In Intrumental landing system, the middle markers are located

a) along the  extended  centre  line  of runway end

c) at the runway threshold

Ans: b

### 26. The size of landing area for multiengined helicopters operating under 1FR conditions is

a) 22.5 m x 22.5 m

b) 30 m x 30 m

c) 22.5 m x 30 m

d) 60 mx 120 m

Ans: d

a) 2.5 m

b) 5.0 m

c) 7.5 m

d) 10.0 m

Ans: c

a) 1:2

b) 1:5

c) 1:8

d) 1:40

Ans: c

### 29. 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.

a) Both A and R are true and R is the correct explanation of A

b) Both A and R are 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

Ans: a

### 30. Assertion A: The width of a taxiway is smaller than the runway width. Reason R:The speed of the aircraft on a taxiway is greater than that on runway. Select   your   answer   based   on   coding system given below

a) Both A and R are true and R is the correct explanation of A

b) Both A and R are 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

Ans: c

a) 60 m

b) 120 m

c) 180 m

d) 240 m

Ans: c

a) Zero

b) 300

c) 3000

d) Unrestricted

Ans: b

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

a) Alligator cracking

b) Mud pumping

c) Warping cracks

d) Shrinkage cracks

Ans: a

### 35. The main disadvantage of angle nose out parking configuration of aircraft is that the

b) hot blast is directed  towards the terminal building

c) overall apron area required is more

d) all the above

Ans: b

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

a) Apron

b) Hanger

c) Terminal building

d) holding apron

Ans: b

a) 1:5

b) 1:7

c) 1:10

d) 1:12

Ans: b

a) 150 m

b) 300 m

c) 600 m

d) 750 m

Ans: b

a) 20 m

b) 30 m

c) 45 m

d) 51 m

Ans: b

### 40. Maximum gross take-off 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

Ans: c

### 41. 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

Ans: d

### 42. 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

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

Ans: d

a) 32

b) 36

c) 44

d) 68

Ans: b

### 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

Ans: a

a) 2845 m

b) 2910 m

c) 3030 m

d) 3130m

Ans: c