Q135
Calculate the w.g of a fan has to develop for ventilation tunnel under following conditions. The surface area is 2160 m3; Area = 7.2 m2. Coeff. of resistance 0.00161 mm of wg/m3. Quantity of air passing is 6 m3/sec.
A.
0.235 mm wg
B.
0.335 mm wg
AnswerC.
0.435 mm wg
D.
None
Answer: Option B
Solution
Answer: Option B
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