Heat-transfer Questions Set 23:
What is the unit of the shape factor?
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How many types of convection processes are there?
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The shape factor for a sphere is
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The literature on heat transfer generally recognizes how many distinct modes of heat transfer?
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In how many categories are heat exchangers classified based on the direction of fluid flow?
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Which type of heat exchanger has the highest overall heat transfer coefficient?
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Which of the following equations is called the Chilton and Colburn analogy?
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For free convection boiling with turbulent flow of fluid, heat transfer is directly proportional to
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Which statement about the properties of gases is true?
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An oil cooler in a high-performance engine has an outside surface area of 0.12 m2 and a surface temperature of 65°C. The air moves over the surface of the cooler at a temperature of 30°C and gives rise to a surface coefficient of 45.4 W/m2·K. Find the heat transfer rate.
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