EXAMIANS
For evaporation of viscous solution in a multiple effect evaporator, the prefered feeding scheme is
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Analogy between mass and heat transfer is not applicable in case of
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The Fourier number (defined as a.t/L²) is used in the analysis of problem involving heat transfer by
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The energy radiated from a surface Q at absolute temperature T is related as
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The equation, (NSt x N2/3Pr) = f/2, is the __________ analogy.
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Planck's distribution law is valid for __________ bodies
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Which characteristic of a fluid is not important in deciding its route in a shell and tube heat exchanger?
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An evaporator while concentrating an aqueous solution from 10 to 40% solids evaporates 30000 kg of water. The amount of solids handled by the system in kg is
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For concentrating an aqueous solution of a material like anhydrous Na₂SO₄, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator.
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A diathermaneous substance __________ the thermal radiation completely.
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