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

Related Mcqs:

1. 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

2. 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

3. 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
   select the correct answer?

   A. 1 and 2 are correct
   B. 2 and 3 are correct
   C. 1 and 3 are correct
   D. 1 alone is correct

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

   A. Apron
   B. Hanger
   C. Terminal building
   D. holding apron

5. 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
   Select the correct statment

   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

6. The minimum width of clearway is_______________?

   A. 50 m
   B. 100 m
   C. 150 m
   D. 250 m

7. 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

8. 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

9. 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

10. 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