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QUESTION 4 In an air heating system, heated air at 40C and 100kPa absolute is distributed through a 200cm diameter of duct with smooth surfaces

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QUESTION 4 In an air heating system, heated air at 40C and 100kPa absolute is distributed through a 200cm diameter of duct with smooth surfaces at a rate of 0.6m3/s. Determine the pressure drop and head loss through a 50m long section of the duct. ( =1.918105kg/ms,R=0.287kPam3/kgK). (15 marks)

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