Heat Transfer Electromagnetic radiations propagate in vacuum with a velocity of __________ metre/second. 3 x l010 3 x l05 3 x l012 3 x l08 3 x l010 3 x l05 3 x l012 3 x l08 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following forced convection heat transfer equation accounts for the liquid viscosity effect for viscous liquids? Sieder-Tate equation Nusselt equation Dittus-Boeltier equation None of these Sieder-Tate equation Nusselt equation Dittus-Boeltier equation None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which characteristic of a fluid is not important in deciding its route in a shell and tube heat exchanger? Corrosiveness Viscosity Fouling characteristic None of these Corrosiveness Viscosity Fouling characteristic None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ heat exchanger is the most suitable, when the temperature of shell side fluid is much higher than that of tube side. None of these U-tube Three pass, fixed tube sheet Single pass, fixed tube sheet None of these U-tube Three pass, fixed tube sheet Single pass, fixed tube sheet ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits High fluidity Abundance & high heat capacity Low viscosity Low density High fluidity Abundance & high heat capacity Low viscosity Low density ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dropwise condensation of steam on cooling surface is promoted None of these 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 ANSWER DOWNLOAD EXAMIANS APP
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