Civil Engineering MCQs

Page No. 112

In Intrumental landing system, the middle markers are located___________________?


a along the extended centre line of runway end


babout 1 km. ahead of the runway threshold


cat the runway threshold


dabout 7 km. ahead of the runway threshold



Runway threshold is indicated by a series of parallel lines starting from a distance of_______________?


a3 m from runway end


b 6 m from runway end


c10 m from runway end


d15m from runway end



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________________?


a40 %


b50%


c60%


d75%


View Answer 60%

As per ICAO, for airports serving big aircrafts, the crosswind component should not exceed_________________?


a15 kmph


b25 kmph


c35 kmph


d45 kmph


View Answer 35 kmph

Zero fuel weight of an aircraft is_________________?


aequal to empty operating weight


bequal to maximum landing weight


cless than empty operating weight


dequal to sum of empty operating weight and the maximum pay load



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________________?


a2500 m


b2600 m


c2700 m


d2800 m


View Answer 2700 m

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


c1.5, 1.5 and 2.0


d2.0, 2.0 and 2.0


View Answer 1.0, 1.5 and 1.5

The capacity of parallel runway pattern depends upon______________?


aweather conditions and navigational aids available


blateral 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



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______________?


a0.10%


b0.26%


c0.43 %


d0.65%


View Answer 0.26%

The minimum width of clearway is_______________?


a50 m


b100 m


c150 m


d250 m


View Answer 150 m

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