Air is flowing from a ventilation duct (cross section 1) as shown, and is expanding to be released into a room at cross section 2 The area at cross section 2, A 2 , is three times A 1 Assume that the density is constant The relation between Q 1 and Q 2 is a Q 2 13 Q 1 b Q 2 Q 1 c Q 2 3 Q 1 d Q 2 9 ...

c Q2 3 Q1 The mass flow rate Q is given by the product of the density of the fluid rho the area ...

Air is flowing from a ventilation duct (cross section 1) as shown, and is expanding to be

Question:

Air is flowing from a ventilation duct (cross section 1) as shown, and is expanding to be released into a room at cross section 2. The area at cross section 2, A₂, is three times A₁. Assume that the density is constant. The relation between Q₁ and Q₂ is

a. Q₂ = 1⁄3 Q₁

b. Q₂ = Q₁

c. Q₂ = 3 Q₁

d. Q₂= 9 Q₁

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