Chemical Engineering :: Heat Transfer
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The critical radius 'r' of insulation on a pipe is given by
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As per Kirchoffs law, the ratio of the total radiating power to the absorptivity of a body depends on the
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If the baffle spacing in a shell and tube heat exchanger increases, then the Reynolds number of the shell side fluid
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The heat transfer by radiation from a mild steel surface is to be reduced by reducing the emissivity of the surface. This can be best achieved by
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Steam traps are provided in steam carrying pipelines to
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The Dietus-Boelter equation for convective leat transfer
cannot be used for -
A hot liquid is kept in a big room. The logorithm of the numerical value of the temperature difference between the liquid and the room is plotted against time. The plot will be very nearly a/an
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Radiation heat transfer rates does not depend upon the
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