MCQOPTIONS
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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.
| 101. |
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 |
| A. | 2360 m |
| B. | 2460 m |
| C. | 2560 m |
| D. | 2660 m |
| Answer» D. 2660 m | |
| 102. |
Total correction for elevation, temperature and gradient for a runway should not be more than |
| A. | 0.15 |
| B. | 0.2 |
| C. | 0.25 |
| D. | 0.3 |
| Answer» E. | |
| 103. |
The maximum value of the angle of turning of the nose gear large jet aircrafts, is limited to |
| A. | 20° |
| B. | 30° |
| C. | 45° |
| D. | 60° |
| Answer» E. | |
| 104. |
If lift off distance of an craft is 2000 m, the clear way at the end of the runway should not be less than |
| A. | 145 m |
| B. | 152.5 m |
| C. | 162.5 m |
| D. | 172.5 m |
| Answer» E. | |
| 105. |
The runway orientation is made so that landing and take off are |
| A. | against the wind direction |
| B. | along the wind direction |
| C. | perpendicular to wind direction |
| D. | none of these. |
| Answer» B. along the wind direction | |
| 106. |
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 |
| A. | 1500 m |
| B. | 1200 m |
| C. | 1000 m |
| D. | 800 m |
| Answer» C. 1000 m | |
| 107. |
Pick up the component not applicable to aeroplanes |
| A. | wings |
| B. | engines |
| C. | air screw |
| D. | fuse lage |
| Answer» E. | |
| 108. |
Speed of |
| A. | sound at 0°C is 1190 km p.h. |
| B. | sound varies 2.4 km p.h. per degree centrigrade rise in temperature |
| C. | sound at 0°C is called one Mach |
| D. | an aircraft flying at 2975 km p.h., is called 2.5 Mach |
| Answer» E. | |
| 109. |
According to the International Civil Aviation Organisation (I.C.A.O.), the runway lengths of aerodromes, have been coded by |
| A. | Seven English alphabets |
| B. | Last Seven English alphabets |
| C. | First Seven English alphabets |
| D. | First seven natural numbers. |
| Answer» D. First seven natural numbers. | |
| 110. |
Pick up the correct abbreviation from the following: |
| A. | I.L.S. (instrument landing system) |
| B. | V.H.F, (very high frequency) |
| C. | L.O.M. (low powered outer marker) |
| D. | L.M.M. (low powered middle marker) |
| Answer» E. | |
| 111. |
The length of runway is increased per 300 m rise above M.S.L. |
| A. | 0.03 |
| B. | 0.04 |
| C. | 0.05 |
| D. | 0.06 |
| Answer» E. | |
| 112. |
According to I.C.A.O. all markings on the runways are painted white and on taxiways |
| A. | black |
| B. | red |
| C. | yellow |
| D. | green |
| Answer» D. green | |
| 113. |
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 |
| A. | 2500 m |
| B. | 3725 m |
| C. | 3000 m |
| D. | 3250 m |
| Answer» C. 3000 m | |
| 114. |
The coordinates of the ends of a runway are (5000, 5000) and (8000, 7000). The co-ordinates of an other runway are (4600, 5100) and (7000, 5300). The co-ordinates of the A.R.P. are |
| A. | (6500, 6000) |
| B. | (5800, 5200) |
| C. | (61500, 5600) |
| D. | (8000, 7000) |
| Answer» D. (8000, 7000) | |
| 115. |
According to I.C.A.O. the slope of transitional surface at right angles to the centre line of runway, is kept |
| A. | 1 in 4 |
| B. | 1 in 5 |
| C. | 1 in 6 |
| D. | 1 in 7 |
| Answer» E. | |
| 116. |
The strength of winds is measured with the help of |
| A. | Benfort scale |
| B. | Wind indicator |
| C. | Barometres |
| D. | None of these. |
| Answer» B. Wind indicator | |
| 117. |
An aircraft is flying in an atmosphere of 30°C with a speed of 1260 km ph. Its speed is known as |
| A. | subsonic |
| B. | sonic |
| C. | super-sonic |
| D. | Mach. |
| Answer» C. super-sonic | |
| 118. |
The height of the pilot's eye above the runway surface is assumed |
| A. | 1 m |
| B. | 3 m |
| C. | 4 m |
| D. | 5 m |
| Answer» C. 4 m | |
| 119. |
The landing and take off 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 |
| A. | 10° |
| B. | 20° |
| C. | 30° |
| D. | 40° |
| Answer» D. 40¬∞ | |
| 120. |
For Class A Air port the difference of reduced levels of higher and lower edges of the conical surface, is |
| A. | 25 m |
| B. | 50 m |
| C. | 75 m |
| D. | 100 m |
| Answer» E. | |
| 121. |
Effective length of a runway is the distance between |
| A. | ends of the runway |
| B. | point of intersection of the obstruction clearance line and the extended plane of the runway surface, and the other end of the runway |
| C. | point of intersection of the glide path and the extended plane of the runway surface and the other end of the runway |
| D. | ends of the clear way on either side. |
| Answer» C. point of intersection of the glide path and the extended plane of the runway surface and the other end of the runway | |
| 122. |
The bearing of the runway at threshold is 290°, the runway number is |
| A. | N 70° W |
| B. | 290° |
| C. | 29° |
| D. | W 20° N |
| Answer» D. W 20¬∞ N | |
| 123. |
Airport elevation is the reduced level above M.S.L. of |
| A. | control tower |
| B. | highest point of the landing area |
| C. | lowest point of the landing area |
| D. | none of these. |
| Answer» C. lowest point of the landing area | |
| 124. |
International Civil Aviation Organisation (I.C.A.O.) was set up at Montreal (Canada), in |
| A. | 1929 |
| B. | 1939 |
| C. | 1947 |
| D. | 1950 |
| Answer» D. 1950 | |
| 125. |
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 |
| A. | 775 knots |
| B. | 75 knots |
| C. | 850 knots |
| D. | 675 knots |
| Answer» E. | |
| 126. |
The fuse large includes |
| A. | passengers chamber |
| B. | pilot's cabin |
| C. | tail of aircraft |
| D. | all the above. |
| Answer» E. | |
| 127. |
The maximum length and pavement strength of the runway is that of |
| A. | A 1 |
| B. | B 2 |
| C. | B 3 |
| D. | G 7 |
| Answer» B. B 2 | |
| 128. |
A gradient of + 0.08% is followed by a gradient of - 0.07%. If the permissible rate of change of grade is 0.003 per 30 metres, the length of the transition curve, is |
| A. | 150 m |
| B. | 140 m |
| C. | 160 m |
| D. | 175 m |
| Answer» B. 140 m | |
| 129. |
The meterological condition which influences the size and location of an air port is |
| A. | atmosphere pressure |
| B. | air density |
| C. | reduced level |
| D. | wind direction |
| Answer» E. | |
| 130. |
For the proposed runway stated in if the aerodrome reference temperature is 17°.2, the net designed length of the runway is |
| A. | 2716 m |
| B. | 2816 m |
| C. | 2916 m |
| D. | 3016 m |
| Answer» C. 2916 m | |
| 131. |
The lift off distance is the distance along the centre of the runway between the starting point and |
| A. | end of the runway |
| B. | end of stopway |
| C. | point where air craft becomes air borne |
| D. | point where air craft attains a height of 10.7 m |
| Answer» B. end of stopway | |
| 132. |
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. | 12.30 m |
| B. | 11.30 m |
| C. | 10.30 m |
| D. | 9.30 m |
| Answer» B. 11.30 m | |
| 133. |
The bearing of the longest line of a wind rose is S 45° E, the bearing of the runway will be numbered |
| A. | 135° |
| B. | 315° |
| C. | 13 |
| D. | 31 |
| Answer» E. | |
| 134. |
The thickness design of the pavement, is decided on the load carried by |
| A. | main gears |
| B. | nose wheel |
| C. | tail wheel |
| D. | all the above. |
| Answer» B. nose wheel | |
| 135. |
For the taxiways, the following statement is true |
| A. | The maximum longitudinal grade is 3% |
| B. | The permissible rate of change of grade is 1% |
| C. | The permissible transverse grade is 1.5% |
| D. | All the above. |
| Answer» E. | |
| 136. |
According to I.C.A.O. the recommended length of air ports is decided on |
| A. | sea level elevation |
| B. | standard sea level temperature (15°C) |
| C. | effective gradient percentage |
| D. | all the above. |
| Answer» E. | |
| 137. |
According to the International Civil Aviation Organisation (I.C.A.O.) the strength of runway pavements, have been coded by |
| A. | Seven English alphabets |
| B. | Last Seven English alphabets |
| C. | First Seven English alphabets |
| D. | First seven numbers |
| Answer» E. | |
| 138. |
The depressions and undulations in the pavement, are caused due to |
| A. | improper compaction of subgrade |
| B. | impact of heavy wheel loads |
| C. | punching effect |
| D. | flexible gears |
| Answer» E. | |
| 139. |
The reduced levels of the ends A and B of a runway are 3025 m and 3035 m and that of its mid-point is 3015 m. The reduced level of the horizontal surface, is |
| A. | 3070 m |
| B. | 3060 m |
| C. | 3075 m |
| D. | 3015 m |
| Answer» D. 3015 m | |
| 140. |
From the end of an instrumental runway, the approach surface rises outwards |
| A. | 1 in 20 |
| B. | 1 in 30 |
| C. | 1 in 40 |
| D. | 1 in 50 |
| Answer» E. | |
| 141. |
The threshold markings are |
| A. | 4 m wide |
| B. | 1 m clear space between adjacents |
| C. | 45 m in length |
| D. | placed symmetrically on either side of the runway centre line |
| Answer» E. | |