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Jeanlyn
Questions (3)
. A hall has a volume of 240 m3. An air-conditioning system is to replace the air in this hall every thirty minutes, using ducts
1 answer
259 views
Water flows straight down from a downspout pipe. The cross-sectional area of the downspout pile is 1.8 m2, and the speed of the
0 answers
387 views
Water is flowing through a pipe of varying cross-sections and elevation. At point 1 of the pipe the cross-sectional area is
0 answers
312 views
