Heat Transfer For a fluid flowing in an annulus space, the wetted perimeter for heat transfer and pressure drop are Same Never different Different Linearly related Same Never different Different Linearly related ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefan-Boltzman law applies to __________ body grey black white None of the listed here grey black white None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The characteristic dimensionless groups for heat transfer to a fluid flowing through a pipe in laminar flow are Nu, Gz Re.Gz Nu, Pr, Re Nu, Pr Nu, Gz Re.Gz Nu, Pr, Re Nu, Pr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m².K. The Biot number is 5.6 0.0035 0.025 3.5 5.6 0.0035 0.025 3.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Log mean temperature difference (LMTD) cannot be used, if the heat capacity is not constant and there is a phase change. none of the listed here there exists an unsteady state heat transfer co-efficient over the entire heat exchanger is not constant the heat capacity is not constant and there is a phase change. none of the listed here there exists an unsteady state heat transfer co-efficient over the entire heat exchanger is not constant ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Critical value of the __________ number governs the transition from laminar to turbulent flow in free convection heat transfer. Grashoff Both A & B Reynolds Prandtl & Grashoff Grashoff Both A & B Reynolds Prandtl & Grashoff ANSWER DOWNLOAD EXAMIANS APP
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