Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used To prevent corrosion of the tube bundles Because of its low cost In high range of temperature differences In low range of temperature differences To prevent corrosion of the tube bundles Because of its low cost In high range of temperature differences In low range of temperature differences ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number (for forced convection heat transfer) is a function of the __________ number. Both Reynolds & Prandtl Prandtl Reynolds None of the listed here Both Reynolds & Prandtl Prandtl Reynolds None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Natural convection is characterised by Prandtl number Reynolds number Peclet number Grashhoff number Prandtl number Reynolds number Peclet number Grashhoff number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Tubes are held between top and bottom tube sheets in Calenderia type evaporator by keeping Both the tube sheets floating The top tube sheet floating and bottom tube sheet fixed The top tube sheet fixed and the bottom tube-sheet floating Both the tube sheets fixed Both the tube sheets floating The top tube sheet floating and bottom tube sheet fixed The top tube sheet fixed and the bottom tube-sheet floating Both the tube sheets fixed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When does the heat generated by fluid friction becomes appreciable compared to the heat transferred between the fluids? At low velocity None of these At high fluid velocity When fluid flows past a smooth surface At low velocity None of these At high fluid velocity When fluid flows past a smooth surface ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat losses from satisfactorily insulated high pressure boilar may be about __________ percent. 18 26 1 7 18 26 1 7 ANSWER DOWNLOAD EXAMIANS APP
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