4 ms·
They are only cooled by the wind when there is wind. Sometimes there is a lot of sun and no wind. One side of the blades will heat up more than the other, and p
by jzwinck 6y ago
They are only cooled by the wind when there is wind. Sometimes there is a lot of sun and no wind. One side of the blades will heat up more than the other, and potentially undergo rapid cooling when a rainstorm hits.