Determine if the air flow is laminar or turbulent
Air at 7 kPa and 35 °C flows over a flat plate at 7.5 m/s. The plate is 30 cm square and is maintained at 65 °C.
a. Determine if the air flow is laminar or turbulent. Justify your answer.
b. Estimate the heat lost from the plate in W.
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Air at 7 kPa and 35 °C flows over a flat plate at 7.5 m/s. The plate is 30 cm square and is maintained at 65 °C. Determine if the air flow is laminar or turbulent. Justify your answer.
Calculate the convective heat transfer coefficient. Determine the heat transfer in W for an isothermal plate maintained at 57 °C.
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A rocket is launched and attains a spped of 7900 m/s when 35000 m abovve the surface of the earth. If the engines then shut down , how much higher will the rocket rise before beginning its fall back toward the earth..?
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