Heat Transfer Viscous & heat sensitive liquids are concentrated in __________ evaporators. Agitated film None of these Open pan Long tube Agitated film None of these Open pan Long tube ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Small scale evaporation is done in a Steam jacketed kettle Condenser Multiple effect evaporator Heat exchanger Steam jacketed kettle Condenser Multiple effect evaporator Heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in porosity, the thermal conductivity of a solid substance Decreases May increase or decrease; depends on the solid Remains unchanged Increases Decreases May increase or decrease; depends on the solid Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? √(A₁ + A₂) √(A₁ . A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ + A₂) √(A₁ . A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat exchangers operating, when the asymptotic range is reached, Results in abruptly increased velocity Results in making part of the heating surface inactive None of these Provide very large heat transfer co-efficient Results in abruptly increased velocity Results in making part of the heating surface inactive None of these Provide very large heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nucleate boiling is promoted On rough surfaces None of these On polished surfaces In the absence of agitation On rough surfaces None of these On polished surfaces In the absence of agitation ANSWER DOWNLOAD EXAMIANS APP
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