Chemical Engineering :: Heat Transfer
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A perfect black body is a perfect __________ of radiation.
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In case of parallel flow heat exchanger, the lowest temperature theoretically attainable by the hot fluid is __________ the outlet temperature of the cold fluid.
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An equipment which converts the latent or sensible heat of one fluid into the latent heat of vaporisation of another, is called a
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Which of the following is directly concerned with the heat transfer ?
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Pick out the wrong statement:
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Planck's distribution law is valid for __________ bodies.
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For hot feed, forward feeding as compared to backward feeding results in __________ economy.
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Radiation energy is emitted by all the substances, which are above
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The interchange factor for radiation heat transfer from surface 'x' to surface 'y' in case of an infinite parallel planes with emis-sivities εx & εy is given by