Quote:
Originally Posted by Chonk_Master
Ah, interesting. Is that kind of an observed average?
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For the few times where actual frontal areas have been published recently,they're in the 85% of gross area region,as tires get wider.
A forgotten analog,photographic technique for acquiring Af, is by weighing the (net) 'cross-section' of the vehicle,cut from a photograph of it,then comparing its weight to that of the total weight of the (gross) cross-section it was cut from.A laboratory-grade scale is required.