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 Heat transfer in the laminar sublayer in case of a liquid flowing through a pipe, is mostly by Conduction None of these Eddies current Convection Conduction None of these Eddies current Convection ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the most suitable for the concentration of foamy & frothy liquors? Agitated film evaporator None of these Long tube vertical evaporator Open pan evaporator Agitated film evaporator None of these Long tube vertical evaporator Open pan evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Three solid objects of the same material and of equal mass-a sphere, a cylinder (length = diameter) and a cube are at 500°C initially. These are dropped in a quenching bath containing a large volume of cooling oil each attaining the bath temperature eventually. The time required for 90% change in temperature is the smallest for Equal for all the three Sphere Cylinder Cube Equal for all the three Sphere Cylinder Cube ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a multipass shell and tube heat exchanger, providing a baffle on the shell side __________ the heat transfer rate. Increases Decreases May increase or decrease, depends on the type of baffle Does not affect Increases Decreases May increase or decrease, depends on the type of baffle Does not affect ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer To reduce the tube side pressure drop for the same flow rate, the heat exchanger recomended is 1-1 heat exchanger 2-4 heat exchanger 3-2 heat exchanger 1-2 heat exchanger 1-1 heat exchanger 2-4 heat exchanger 3-2 heat exchanger 1-2 heat exchanger ANSWER DOWNLOAD EXAMIANS APP
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