Air at temperature 20 C and pressure 1 atm, flow over a flat plate at 3 m/s. The surface temperature of the plate 60 C and the plate width 30 cm, at distance 30 cm from the leading edge .Take the air properties as following, µ=2.02x10^-5 kg/m.s, k=0.0292 W/m.C, Cp=1.01 kJ/kg.C, : ρ = 1.128 kg/ m3, Pr=0.7. Choose the correct answer:   Total heat transfer rate The average heat transfer coefficient is : The thickness of thermal boundary layer is

Q: Air at 295 K flows at 3 m/s over a flat plate at 390 K. The air properties are as follows: density…

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Q: Air at standard conditions of I atm and 27°C flows over a flat plate at 20 m/s. The plate is 60 cm…

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Q: Air at temperature 20 C and pressure 1 atm, flow over a flat plate at 3 m/s. The surface temperature…

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Q: Air at 20 ◦ C flows inside a pipe 18-mm-ID having a uniform heat flux of 150 W/m 2 on the surface,…

A: Given that: q"=150 W/m2 d = 18 mm v = 1.0 m/s Pa = 2 bar T = 293 K ρ=PRT=2*105287*293=2.378 kg/m3

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Q: Air at 295 K flows at 3 m/s over a flat plate at 390 K. The air properties are as follows: density…

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Q: Cp=1.01 kJ/kg.C, : p = 1.128 kg/ m3, Pr=0.7 find 1-The average heat transfer coefficient. 2- Total…

A: Here, we have to use correlations. For solution refer below images.