Heat Transfer Viscous & heat sensitive liquids are concentrated in __________ evaporators. Long tube None of these Open pan Agitated film Long tube None of these Open pan Agitated film ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of heat transfer by conduction in a hollow cylinder, __________ mean area is used to calculate the heat transfer rate. Arithmetic Geometric Either A, B or C Logarithmic Arithmetic Geometric Either A, B or C Logarithmic ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Increasing the liquor level in the evaporator results in the increase in liquor film co-efficient increased true temperature drop decreased capacity decreased effect of hydrostatic head increase in liquor film co-efficient increased true temperature drop decreased capacity decreased effect of hydrostatic head ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is Dependent on NRe only 2.36 120.36 4.36 Dependent on NRe only 2.36 120.36 4.36 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Trap is used to remove __________ from steam pipe lines. Condensate Non-condensables None of these Steam Condensate Non-condensables None of these Steam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Vacuum is generally maintained in the vapour space of an evaporator mainly to Facilitate forward feeding in multiple effect evaporation Achieve very high concentration of the final product Concentrate heat sensitive materials Get economical temperature difference by using moderate pressure steam Facilitate forward feeding in multiple effect evaporation Achieve very high concentration of the final product Concentrate heat sensitive materials Get economical temperature difference by using moderate pressure steam ANSWER DOWNLOAD EXAMIANS APP
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