Heat Transfer In an extended surface heat exchanger, fluid having lower co-efficient Can flow either inside or outside the tubes Flows through the tube Flows outside the tubes Should not be used as it gives very high pressure drop Can flow either inside or outside the tubes Flows through the tube Flows outside the tubes Should not be used as it gives very high pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The advantage of using a 1 - 2 shell and tube heat exchanger over a 1 - 1 shell and tube heat exchanger is Higher tube side heat transfer co-efficient Lower shell side pressure drop Lower tube side pressure drop Higher shell side heat transfer co-efficient Higher tube side heat transfer co-efficient Lower shell side pressure drop Lower tube side pressure drop Higher shell side heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For what value of Prandtl number, St = f/2? 1 > 1 2 1.5 1 > 1 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation accounts for Investment economy Lower operating costs None of these Steam economy Investment economy Lower operating costs None of these Steam economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is Nu = Gz Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 Nu = 2Gz0.5 Nu = Gz Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 Nu = 2Gz0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD for counterflow and prallel flow heat exchanger will be the same, when the Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) None of these Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid Outlent temperature of both the hot and cold fluid are same Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) None of these Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid Outlent temperature of both the hot and cold fluid are same ANSWER DOWNLOAD EXAMIANS APP
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