Chemical Engineering :: Heat Transfer
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Kirchoff s law applies to __________ radiation.
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With the increase of temperature, the Col-burn jH factor
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In case of evaporators, liquid entrainment results primarily due to
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Baffles in the shell side of a shell and tube heat exchanger
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Air is to be heated by condensing steam. Two heat exchangers are available (i) a shell and tube heat exchanger and (ii) a finned tube heat exchanger. Tube side heat transfer area are equal in both the cases. The recommended arrangement is
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The number of kg vaporised per kg of steam fed to the evaporator is defined as
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Pick out the wrong statement.
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Economy of a multiple effect evaporator is not influenced much by the
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Increasing the liquor level in the evaporator results in the
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A.
In case of heat transfer by purely forced convection, GR/Re2 ≤ 1.
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B.
The equivalent diameter of heat transfer for a duct of square cross-section (having each side as 'x') is equal to 4x.
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C.
Distillation process is not the same as evaporation.
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D.
The effectiveness of nucleate boiling depends basically on the ease with which the bubbles are formed and detached from the heating surface.
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