What does the wind Rose Diagram (WRD) for orientation of airport runwa

1.	What does the wind Rose Diagram (WRD) for orientation of airport runway give ?
A.	Direction of wind
B.	Direction and duration of wind
C.	Direction, duration and intensity of wind
D.	None of the above
Answer» B. Direction and duration of wind

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What does the wind Rose Diagram (WRD) for orientation of airport runway give ?

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