Which is the net pressure equation used to find chimney height? – McqOptions

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1.	Which is the net pressure equation used to find chimney height?
A.	P = H (W<sub>a</sub>-W<sub>g</sub>)
B.	P = H (W<sub>a</sub>+W<sub>g</sub>)
C.	P = H (W<sub>g</sub>-W<sub>a</sub>)
D.	P = H ( ( frac{W_a}{W_g} ))
Answer» B. P = H (W<sub>a</sub>+W<sub>g</sub>)

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