EXAMIANS
The actual temperature drop across the heating surface of an evaporator depends on the
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The energy radiated from a surface Q at absolute temperature T is related as
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Water always boils when its
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The wavelength at which the maximum monochromatic emissive power occurs for a black body, is (where, T = absolute temperature of the black body)
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The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the
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In a forward feed multiple effect evaporator unit
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Which is the most suitable for the concentration of foamy & frothy liquors?
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The absorptivity of a body is equal to its emissivity
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Radiation heat losses from satisfactorily insulated high pressure boilar may be about __________ percent.
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The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by __________ times, when the number of tube passes is increased to 8.
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