Q757
The evasee chimney of a fan has an area of 4 m2 at the base and 14 m2 at the outlet. Calculate the saving on w.g due to evasee when the output of a fan is 6000 m3/min.
A.
25 mm of wg
B.
35 mm of wg
AnswerC.
45 mm of wg
D.
55 mm of wg
Answer: Option B
Solution
Answer: Option B
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