A large room uses a fan to draw in atmospheric air at 208C through a 30-cm by 30-cm
Chapter 6, Problem p6.92(choose chapter or problem)
A large room uses a fan to draw in atmospheric air at 208C through a 30-cm by 30-cm commercial-steel duct 12 m long, as in Fig. P6.92. Estimate (a) the airfl ow rate in m3 /h if the room pressure is 10 Pa vacuum and (b) the room pressure if the fl ow rate is 1200 m3 /h. Neglect minor losses. 12 m Room 30 cm by 30 cm patm Fan P6.92
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