EXAMIANS
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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The characteristic dimensionless groups for heat transfer to a fluid flowing through a pipe in laminar flow are
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While the total emissivity of a perfect black body is unity, the same for a real body is
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In case of __________ boiling, the liquid temperature is below the saturation temperature and the boiling takes place in the vicinity of the heated surface.
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In case of __________ boiling, the bubbles formed on a submerged hot surface get absorbed in the mass of the liquid.
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Heat transfer rate described by Fourier's law will decrease, if the __________ increases.
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Heat waves
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If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will
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For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is
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Economy of an evaporator is influenced by the
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