A house built on a riverside is to be cooled in summer by utilizing the cool water of the river. A 15-m-long section of a circular stainless-steel duct of 20-cm diameter passes through the water. Air flows through the underwater section of the duct at 3 m/s at an average temperature of 15°C. For an overall fan efficiency of 62 percent, determine the fan power needed to overcome the flow resistance in this section of the duct.

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Q: b) What is adverse pressure gradient? Where does it happen and what are the consequences?

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Q: The power 484 W is required to transmit 6 x 10-3 m3/s of oil that has a head loss of 16 m.

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Q: Determine the Height of a chimney with a static draft of 12 mm if the losses total draft is 4 mm,…

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Q: 1- How much is used/kg of coal burnt in a boiler having chimney of 35 m height to create a draught…

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Q: What are the factors that affect the value of Friction factor in Laminar flow and Turbulent flow?

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Q: What is turbulent viscosity? What causes it?

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Q: certain part of cast iron piping of a water distribution system involves a parallel section. Both…

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Q: Heated air at 1 atm and 35°C (p= 1.145 kg/m' and u= 1.895 X10$ kg/m s )is to be transported in a…

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Q: Q7) The components of an electronic system are located in a 1.5-m-long horizontal duct whose cross…

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Q: The components of an electronic system are located in a 1.8-m-long horizontal duct whose cross…

A: Given:- Ts=65 T∞=30 k=0.02717W/m.k v=1.744*10-5m2/s Pr=0.72345 V=200m/min D=20cm To Find:- The total…

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Q: Consider fully developed flow in a circular pipe with negligible entrance effects. If the length of…

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Q: A vented tanker is to be filled with fuel oil with ? =  920  kg/m3 and ? = 0.045 kg/m·s from an…

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Q: Q1: Air at 35 °C enters a 7-m-long section of a rectangular duct of cross section 15 cm x 20 cm made…

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Q: The local atmospheric pressure in Denver, Colorado (elevation 1610 m), is 83.4 kPa. Air at this…

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Q: Air enters a 7-m-long section of a rectangular duct of cross section 15 cm × 20 cm made of…

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Q: The liquid storage tank shown in Fig has two inlet streams with mass flow rates w1 and w2 and an…

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Q: Heated air at 1 atm and 35°C (ρ= 1.145 kg/m3 and μ= 1.895 X10-5 kg/m · s )is to be transported in a…

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Q: Air is heated in a 4cm×4cm sheet metal duct with a uniform surface heat flux of 590 W/m2. The mean…

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