Heat Transfer Increasing the liquor level in the evaporator results in the decreased capacity increased true temperature drop increase in liquor film co-efficient decreased effect of hydrostatic head decreased capacity increased true temperature drop increase in liquor film co-efficient decreased effect of hydrostatic head ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of parallel flow heat exchanger, the lowest temperature theoretically attainable by the hot fluid is __________ the outlet temperature of the cold fluid. More than Either more or less than (depending upon the fluid) Less than Equal to More than Either more or less than (depending upon the fluid) Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The dimensionless group in mass transfer that is equivalent to Prandtl number in heat transfer is Nusselt number Sherwood number Stanton number Schmidt number Nusselt number Sherwood number Stanton number Schmidt number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator. Decreases Remains constant Increases May increase or decrease, depends on the vacuum Decreases Remains constant Increases May increase or decrease, depends on the vacuum ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface) K/h0 h0/K h0/2K 2K/h0 K/h0 h0/K h0/2K 2K/h0 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is generally considered as opaque surface towards radiations? Gases Solids Both solids & liquids Liquids Gases Solids Both solids & liquids Liquids ANSWER DOWNLOAD EXAMIANS APP
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