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Physics, 13.07.2019 23:20 charityclark3935
The return-air ventilation duct in a home has a cross-sectional area of 900 cm^2. the air in a room that has dimensions 7.0 m ×× 11.0 m ×× 2.4 m is to be completely circulated in a 40-min cycle. what is the speed of the air in the duct? (express your answer to two significant figures.) (m/s)
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The return-air ventilation duct in a home has a cross-sectional area of 900 cm^2. the air in a room...
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