Heat Transfer For flow over a flat plate, the ratio of thermal boundary layer thickness, 'xt' and hydrodynamic boundary layer thickness 'x' is equal to (where, NPr = Prandtl number) NPr-1 NPr-1/3 NPr NPr1/3 NPr-1 NPr-1/3 NPr NPr1/3 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat losses from satisfactorily insulated high pressure boilar may be about __________ percent. 7 26 18 1 7 26 18 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam economy in case of a triple effect evaporator will be Between 0 and 1 1 > 1 < 1 Between 0 and 1 1 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reynold's analogy states that (where, St = Stanton number f = friction factor) St = f/4 St = f1/2 St = f/2 St = 4f St = f/4 St = f1/2 St = f/2 St = 4f ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? none of the listed here Grashhoff number Prandtl number Reynolds number none of the listed here Grashhoff number Prandtl number Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For specified tube outside diameter, higher BWG means higher weight per unit length tube thickness none of the listed here cross-sectional area weight per unit length tube thickness none of the listed here cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
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