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5 You have design that originally calls for a rectangular duct that has a 8 x 16 end and is 144 inches long You need

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5 You have design that originally calls for a rectangular duct that has a 8 x 16 end and is 144 inches long You need to replace this duct with a circular duct that has the same cross sectional area SHOW YOUR WORK FOR THE FOLLOWING QUESTIONS 8 marks a What diameter circular duct should selected

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