Airport Engineering
As per ICAO, the minimum basic runway length for A and E type of airport will be

2100 m and 750 m
1500 m and 750 m
1500 m and 600 m
2100 m and 600 m

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Airport Engineering
Speed of

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

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