Heat Transfer Open pan evaporators are preferred to be used, when the solution to be concentrated is Highly viscous Salty Corrosive Scaling Highly viscous Salty Corrosive Scaling ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Log mean temperature difference (LMTD) cannot be used, if none of the listed here heat transfer co-efficient over the entire heat exchanger is not constant there exists an unsteady state the heat capacity is not constant and there is a phase change. none of the listed here heat transfer co-efficient over the entire heat exchanger is not constant there exists an unsteady state the heat capacity is not constant and there is a phase change. ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water always boils when its Saturated vapour pressure equals the external pressure on its surface Temperature reaches 100° C Vapour pressure equals 76 cm of Hg Saturated vapour pressure is less than the atmospheric pressure Saturated vapour pressure equals the external pressure on its surface Temperature reaches 100° C Vapour pressure equals 76 cm of Hg Saturated vapour pressure is less than the atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Low thermal conductivity of heat insulating materials is due to its None of these High proportion of air space High specific heat Dense structure None of these High proportion of air space High specific heat Dense structure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam traps are provided in steam carrying pipelines to none of the listed here remove condensate and inert gases release excess steam pressure by bleeding steam. condense steam none of the listed here remove condensate and inert gases release excess steam pressure by bleeding steam. condense steam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Solid angle subtended by the finite surface at the radiating element is called the view factor. called the angle of vision expressed in terms of radians proportional to the square of the distance between surfaces called the view factor. called the angle of vision expressed in terms of radians proportional to the square of the distance between surfaces ANSWER DOWNLOAD EXAMIANS APP
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