Heat Transfer Grashoff number, which is defined as g . β(Ts - T∞) ρ². L³/μ², is proportional to the ratio of buoyancy force to __________ force. None of these Elastic Viscous Inertial None of these Elastic Viscous Inertial ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An insulator should have Low thermal conductivity Less resistance to heat flow A porous structure High thermal conductivity Low thermal conductivity Less resistance to heat flow A porous structure High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Arithmetic mean area can be used in heat transfer problem to calculate the heat flow by conduction through a cylinder which is Thick walled Having the value of Ao/Ai > 2 Thin walled having the value of Ao Ai/< 2 Both B and C Thick walled Having the value of Ao/Ai > 2 Thin walled having the value of Ao Ai/< 2 Both B and C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Correction is applied to LMTD for __________ flow. Counter Parallel Cross None of these Counter Parallel Cross None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD can't be used as such without a correction factor for the Multipass heat exchanger All of these Baffled heat exchanger Condensation of mixed vapour in a condenser Multipass heat exchanger All of these Baffled heat exchanger Condensation of mixed vapour in a condenser ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the Evaporators operate under vacuum None of these Evaporators opreate at atmospheric pressure Solution has an elevation of boiling point Evaporators operate under vacuum None of these Evaporators opreate at atmospheric pressure Solution has an elevation of boiling point ANSWER DOWNLOAD EXAMIANS APP
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