MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 141 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
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: |
| A. | oth A and R is true and R is the correct explanation of A |
| B. | oth A and R is true but R is not the correct explanation of A |
| C. | is true but R is false |
| D. | is false but R is true |
| Answer» B. oth A and R is true but R is not the correct explanation of A | |
| 52. |
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: |
| A. | oth A and R is true and R is the correct explanation of A |
| B. | oth A and R is true and R is not the correct explanation of A |
| C. | is true but R is false |
| D. | is false but R is true |
| Answer» B. oth A and R is true and R is not the correct explanation of A | |
| 53. |
An aircraft is flying in an atmosphere of 30°C with a speed of 1260 kmph. Its speed is known as |
| A. | ubsonic |
| B. | onic |
| C. | uper-sonic |
| D. | ach |
| Answer» C. uper-sonic | |
| 54. |
The length of clear zone for none instrument runway of a small aircraft is |
| A. | 50 m |
| B. | 00 m |
| C. | 00 m |
| D. | 50 m |
| Answer» C. 00 m | |
| 55. |
Calm period is the percentage of time during which wind intensity is less than |
| A. | .8 kmph |
| B. | .4 kmph |
| C. | .0 kmph |
| D. | .6 kmph |
| Answer» C. .0 kmph | |
| 56. |
As per ICAO, for airports serving big aircrafts, the crosswind component should not exceed |
| A. | 5 kmph |
| B. | 5 kmph |
| C. | 5 kmph |
| D. | 5 kmph |
| Answer» D. 5 kmph | |
| 57. |
Runway threshold is indicated by a series of parallel lines starting from a distance of |
| A. | m from runway end |
| B. | m from runway end |
| C. | 0 m from runway end |
| D. | 5 m from runway end |
| Answer» C. 0 m from runway end | |
| 58. |
In Instrumental landing system, the middle markers are located |
| A. | long the extended centre line of runway end |
| B. | bout 1 km. ahead of the runway threshold |
| C. | t the runway threshold |
| D. | bout 7 km. ahead of the runway threshold |
| Answer» C. t the runway threshold | |
| 59. |
The distance between main gears is 10 m, and the distance of nose gear from centre of main gears is 30 m. If the angle of turning is 60°, the distance of centre of rotation from the nearer main gear, is |
| A. | 2.30 m |
| B. | 1.30 m |
| C. | 0.30 m |
| D. | .30 m |
| Answer» B. 1.30 m | |
| 60. |
The width and interval of transverse centre line bars along the extended centre line of runway, in approach lighting system are |
| A. | m and 30 m |
| B. | .2 m and 30 m |
| C. | .2 m and 50 m |
| D. | m and 45 m |
| Answer» C. .2 m and 50 m | |
| 61. |
The runway orientation is made so that landing and takeoff are |
| A. | gainst the wind direction |
| B. | long the wind direction |
| C. | erpendicular to wind direction |
| D. | one of these |
| Answer» B. long the wind direction | |
| 62. |
The centre to centre spacing of heliport lighting along the periphery of landing and takeoff area should be |
| A. | .5 m |
| B. | .0 m |
| C. | .5 m |
| D. | 0.0 m |
| Answer» D. 0.0 m | |
| 63. |
Consider the following statements regarding ICAO recommendation for correction to basic runway length of these statements1. 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. |
| A. | and 2 are correct |
| B. | and 3 are correct |
| C. | and 3 are correct |
| D. | , 2 and 3 are correct |
| Answer» B. and 3 are correct | |
| 64. |
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. | .10 % |
| B. | .26 % |
| C. | .43 % |
| D. | .65 % |
| Answer» C. .43 % | |
| 65. |
The slope of the transitional surface for A, B and C type of runway shall be |
| A. | : 5 |
| B. | : 7 |
| C. | : 10 |
| D. | : 12 |
| Answer» C. : 10 | |
| 66. |
Zero fuel weight of an aircraft is: |
| A. | qual to empty operating weight |
| B. | qual to maximum landing weight |
| C. | ess than empty operating weight |
| D. | qual to sum of empty operating weight and the maximum pay load |
| Answer» E. | |
| 67. |
Which of the following is an example of failure in flexible pavements? |
| A. | lligator cracking |
| B. | ud pumping |
| C. | arping cracks |
| D. | hrinkage cracks |
| Answer» B. ud pumping | |
| 68. |
The engine failure case for determining the basic runway length may require |
| A. | nly clearway |
| B. | nly stop way |
| C. | ither a clearway or a stop-way |
| D. | ither a clearway or a stop-way or both |
| Answer» E. | |
| 69. |
The slope of the obstruction clearance line from the boundary of the heliport should be |
| A. | : 2 |
| B. | : 5 |
| C. | : 8 |
| D. | : 40 |
| Answer» D. : 40 | |
| 70. |
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 |
| A. | .1 % |
| B. | .2 % |
| C. | .3 % |
| D. | .4 % |
| Answer» B. .2 % | |
| 71. |
The main disadvantage of angle nose out parking configuration of aircraft is that the |
| A. | ircraft rear loading door is far away from terminal building |
| B. | ot blast is directed towards the terminal building |
| C. | verall apron area required is more |
| D. | ll the above |
| Answer» C. verall apron area required is more | |
| 72. |
If the monthly mean of average daily temperature for the hottest month of the year is 25°C and the monthly mean of the maximum daily temperature of the same month of the year is 46°C, the airport reference temperature is |
| A. | 2°C |
| B. | 5.5°C |
| C. | 8°C |
| D. | 5°C |
| Answer» B. 5.5°C | |
| 73. |
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. | 845 m |
| B. | 910 m |
| C. | 030 m |
| D. | 130 m |
| Answer» D. 130 m | |
| 74. |
The length of runway under standard conditions is 2000 m. The elevation of airport site is 300 m. Its reference temperature is 33.05°C. If the runway is to be constructed with an effective gradient of 0.25 percent, the corrected runway length will be |
| A. | 500 m |
| B. | 600 m |
| C. | 700 m |
| D. | 800 m |
| Answer» D. 800 m | |
| 75. |
According to the International Civil Aviation Organization (I.C.A.O.), the runway lengths of aerodromes, have been coded by |
| A. | even English alphabets |
| B. | ast Seven English alphabets |
| C. | irst Seven English alphabets |
| D. | irst seven natural numbers |
| Answer» D. irst seven natural numbers | |
| 76. |
The bearing of the longest line of a wind rose is S 45° E, the bearing of the runway will be numbered |
| A. | 35° |
| B. | 1 |
| C. | 3 |
| D. | oth (C) and (D) |
| Answer» E. | |
| 77. |
Geometric design of holding apron of these statements |
| A. | and 2 are correct |
| B. | and 3 are correct |
| C. | and 3 are correct |
| D. | alone is correct |
| Answer» E. | |
| 78. |
The bearing of the runway at threshold is 290°, the runway number is |
| A. | 70° W |
| B. | 90° |
| C. | 9° |
| D. | 20° N |
| Answer» D. 20° N | |
| 79. |
As per ICAO, for A, B, and C type of airports, maximum effective, transverse and longitudinal grades in percentage respectively are |
| A. | .0, 1.5 and 1.5 |
| B. | .0, 1.5 and 2.0 |
| C. | .5, 1.5 and 2.0 |
| D. | .0, 2.0 and 2.0 |
| Answer» B. .0, 1.5 and 2.0 | |
| 80. |
For the proposed runway stated in if the aerodrome reference temperature is 17.2°, the net designed length of the runway is |
| A. | 716 m |
| B. | 816 m |
| C. | 916 m |
| D. | 016 m |
| Answer» C. 916 m | |
| 81. |
Which of the following is used for servicing and repairs of the aircraft? |
| A. | pron |
| B. | anger |
| C. | erminal building |
| D. | olding apron |
| Answer» C. erminal building | |
| 82. |
For Class ‘A’ Air port the difference of reduced levels of higher and lower edges of the conical surface, is |
| A. | 5 m |
| B. | 0 m |
| C. | 5 m |
| D. | 00 m |
| Answer» E. | |
| 83. |
According to ICAO, all markings on the runways are |
| A. | ellow |
| B. | hite |
| C. | lack |
| D. | ed |
| Answer» C. lack | |
| 84. |
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. | ero |
| B. | 00 |
| C. | 000 |
| D. | nrestricted |
| Answer» C. 000 | |
| 85. |
Maximum gross takeoff weight of an aircraft is |
| A. | qual to the maximum structural landing weight |
| B. | ess than the maximum structural landing weight |
| C. | ore than the maximum structural landing weight |
| D. | qual to the empty operating weight plus the payload |
| Answer» D. qual to the empty operating weight plus the payload | |
| 86. |
The meteorological condition which influences the size and location of an air port is |
| A. | tmosphere pressure |
| B. | ir density |
| C. | educed level |
| D. | ll the above |
| Answer» E. | |
| 87. |
For supersonic transport aircraft, the minimum turning radius of taxiway is |
| A. | 0 m |
| B. | 20 m |
| C. | 80 m |
| D. | 40 m |
| Answer» D. 40 m | |
| 88. |
Castor angle is defined as the angle |
| A. | ormed by the longitudinal axis of the aircraft and the direction of movement of the nose gear |
| B. | etween the direction of wind and the longitudinal axis of the runway |
| C. | etween the true speed of the aircraft and the crosswind component |
| D. | etween the horizontal and the fuselage axis |
| Answer» B. etween the direction of wind and the longitudinal axis of the runway | |
| 89. |
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 |
| A. | 0 m |
| B. | 0 m |
| C. | 5 m |
| D. | 1 m |
| Answer» C. 5 m | |
| 90. |
The size of landing area for multi engine helicopters operating under 1 FR conditions is |
| A. | 2.5 m × 22.5 m |
| B. | 0 m × 30 m |
| C. | 2.5 m × 30 m |
| D. | 0 m × 120 m |
| Answer» E. | |
| 91. |
To cope up high temperature of 196°C, the taxi ways and aprons are constructed with |
| A. | sphaltic concrete |
| B. | ubberised tar concrete |
| C. | lain concrete |
| D. | ll the above |
| Answer» E. | |
| 92. |
Two single runways may be arranged so as to have |
| A. | 0.3 |
| B. | 0.35 |
| C. | L-shape |
| D. | T-shape |
| Answer» E. | |
| 93. |
Conical surface of the approach area rises outwards |
| A. | All the above. |
| B. | 1 in 10 |
| C. | 1 in 15 |
| D. | 1 in 20 |
| Answer» D. 1 in 20 | |
| 94. |
Wing loading of an aircraft is |
| A. | L.M.M. (low powered middle marker) |
| B. | All the above |
| C. | load of the wings |
| Answer» D. | |
| 95. |
For night landing, the thresholds are lighted |
| A. | All the above. |
| B. | green |
| C. | red |
| D. | white |
| Answer» B. green | |
| 96. |
Beaufort scale is used to determine |
| A. | strength of winds |
| B. | direction of winds |
| C. | height of air-crafts |
| D. | none of these. |
| Answer» B. direction of winds | |
| 97. |
The best direction of a runway is along the direction of |
| A. | W 20° N |
| B. | longest line on wind rose diagram |
| C. | shortest line on the wind rose diagram |
| D. | line clear of wind rose diagram |
| Answer» B. longest line on wind rose diagram | |
| 98. |
To cope up high temperature of 196°C, the taxi ways and aprons are constructed with |
| A. | asphaltic concrete |
| B. | rubberised tar concrete |
| C. | plain concrete |
| D. | epoxy asphalt concrete |
| Answer» E. | |
| 99. |
For the proposed air port, the survey project provides |
| A. | master plan |
| B. | topograhic plan |
| C. | grading plan |
| D. | drainage plan |
| Answer» E. | |
| 100. |
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. |
| Answer» B. L.O.M. and Localizer are installed on one side and L.M.M. on the other side | |