1 answer

A sign is exposed to a 20 mph wind on a standard day. Find Re number...

Question:

A sign is exposed to a 20 mph wind on a standard day. Find Re number and Cd= drag coefficient

(a) the sign is aligned lengthwise to the wind. (b) the sign is crosswise to the wind. 12 ft 6 ft

(a) the sign is aligned lengthwise to the wind. (b) the sign is crosswise to the wind. 12 ft 6 ft

Answers

on Stomdaad day i mYIs 9-15, 53x106 1 mph = o.44 704 : V-20XO、44704 8.9408 x (12x 0, 3048 15-631D 6 Re - 2.105722xID tlowsturbulen- Drag Coe Gent: -0.2 0592 Re 5 ブ 0-2. O.D592x 1057 22xiD

.

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