Airport Engineering
In instrument landing system

None of these
L.O.M. and L.M.M. are installed on one side and Localizer antenna on the other side
Localizer and L.M.M. are installed on one side and L.O.M. on the other side
L.O.M. and Localizer are installed on one side and L.M.M. on the other side

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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
Sound at 0°C is called one Mach
All listed here

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