Heat Transfer Minimum recommended baffle spacing in a shell and tube heat exchanger is about (where, D = shell diameter) 0.2 D 0.3 D 0.5 D 0.4 D 0.2 D 0.3 D 0.5 D 0.4 D ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The absorptivity of a body is equal to its emissivity for circular bodies none of the listed here at a particular temperature under thermal equilibrium for circular bodies none of the listed here at a particular temperature under thermal equilibrium ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation will Either increase or decrease; depends on the coolant flow rate Increase Decrease Remain unchanged Either increase or decrease; depends on the coolant flow rate Increase Decrease Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? Reynolds number none of the listed here Grashhoff number Prandtl number Reynolds number none of the listed here Grashhoff number Prandtl number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Mode of heat transfer in which the fluid moves under the influence of changes in fluid pressure produced by external work is called Radiation Natural convection Forced convection Conduction Radiation Natural convection Forced convection Conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch Gives a higher shell side pressure drop Gives a lower shell side pressure drop None of these Can pack more surface area into a shell of given diameter Gives a higher shell side pressure drop Gives a lower shell side pressure drop None of these Can pack more surface area into a shell of given diameter ANSWER DOWNLOAD EXAMIANS APP
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