Heat Transfer Steam is routed through the tube in case of a __________ evaporator. Short tube vertical Basket type Horizontal tube Long tube vertical Short tube vertical Basket type Horizontal tube Long tube vertical ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A tank painted with which of the following coloured paints, would heat up maximum by radiation from sun? Grey paint Yellow paint Black paint White paint Grey paint Yellow paint Black paint White paint ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dropwise condensation of steam on cooling surface is promoted Only in presence of air An oily surface When both the steam and the tube are clean None of these Only in presence of air An oily surface When both the steam and the tube are clean None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When does the heat generated by fluid friction becomes appreciable compared to the heat transferred between the fluids? None of these At low velocity When fluid flows past a smooth surface At high fluid velocity None of these At low velocity When fluid flows past a smooth surface At high fluid velocity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer At what value of Prandtl number, the hydrodynamic and thermal boundary layers are identical? 1 0.5 1.5 80 1 0.5 1.5 80 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius 'r' of insulation on a pipe is given by r = 2k/h r = h/k r = k/h r = k/2h r = 2k/h r = h/k r = k/h r = k/2h ANSWER DOWNLOAD EXAMIANS APP
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