Airport Engineering
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:

1,2,3 and 4
1,2 and 4
2 and 3
1,3, and 4

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Airport Engineering
Speed of

Sound varies 2.4 kmph per degree centigrade rise in temperature
Sound at 0°C is 1190 kmph
All listed here
Sound at 0°C is called one Mach

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