Heat and Mass Transfer The most commonly used method for the design of duct size is the Velocity reduction method Equal friction method Dual or double method Static regains method Velocity reduction method Equal friction method Dual or double method Static regains method ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Which of the following has maximum value of thermal conductivity? Aluminium Brass Copper Steel Aluminium Brass Copper Steel ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Stefan Boltzmann law is applicable for heat transfer by Conduction Radiation Convection Conduction and radiation combined Conduction Radiation Convection Conduction and radiation combined ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Wien’s law states that the wave length corresponding to ________ is proportional to the absolute temperature. None of these Minimum energy Both (A) and (B) Maximum energy None of these Minimum energy Both (A) and (B) Maximum energy ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The concept of overall coefficient of heat transfer is used in case of heat transfer by Conduction and convection Radiation Convection Conduction Conduction and convection Radiation Convection Conduction ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The process of heat transfer from one particle of the body to another by the actual motion of the heated particles, is called Radiation Convection None of these Conduction Radiation Convection None of these Conduction ANSWER DOWNLOAD EXAMIANS APP
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