Heat Transfer Nusselt number (for forced convection heat transfer) is a function of the __________ number. Prandtl None of the listed here Both Reynolds & Prandtl Reynolds Prandtl None of the listed here Both Reynolds & Prandtl Reynolds ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of evaporators, liquid entrainment results primarily due to high vacuum in the evaporator high heat transfer rate foaming of the solution high heat transfer rate high vacuum in the evaporator high heat transfer rate foaming of the solution high heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by __________ times, when the number of tube passes is increased to 8. 40.8 20.4 20.8 40.4 40.8 20.4 20.8 40.4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Air is to be heated by condensing steam. Two heat exchangers are available (i) a shell and tube heat exchanger and (ii) a finned tube heat exchanger. Tube side heat transfer area are equal in both the cases. The recommended arrangement is Finned tube heat exchanger with air outside and steam inside Finned tube heat exchanger with air inside and steam outside Shell and tube heat exchanger with air inside tubes and steam on shell side Shell and tube heat exchanger with air on shell side and steam inside tubes Finned tube heat exchanger with air outside and steam inside Finned tube heat exchanger with air inside and steam outside Shell and tube heat exchanger with air inside tubes and steam on shell side Shell and tube heat exchanger with air on shell side and steam inside tubes ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A sphere of radius 'R₁' is enclosed in a sphere of radius 'R₂'. The view (or shape) factor for radiative heat transfer of the outer sphere with respect to the inner sphere is R₂/(R₁+R₂) 1 (R₁/R₂)2 R₂/(R₁+R₂) 1 (R₁/R₂)2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A measure of the extent to which viscous heating is important relative to the heat flow resulting from the impressed temperature difference is represented by the __________ number. Brinkman Condensation Stantan Grashoff Brinkman Condensation Stantan Grashoff ANSWER DOWNLOAD EXAMIANS APP
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