Heat Transfer Boiling point of a solution according to Duhring's rule is a linear function of the __________ of water. Boiling point (at the same pressure) Thermal conductivity Density Viscosity Boiling point (at the same pressure) Thermal conductivity Density Viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A composite flat wall of a furnace is made of two materials 'A' and 'B'. The thermal conductivity of 'A' is twice of that of material 'B', while the thickness of layer of 'A' is half that of B. If the temperature at the two sides of the wall are 400 and 1200°K, then the temperature drop (in °K) across the layer of material 'A' is 160 133 150 125 160 133 150 125 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the highest thermal conductivity ? Air Water Black Silver Air Water Black Silver ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is Minimum Zero Infinity Maximum Minimum Zero Infinity Maximum ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Finned tube heat exchangers are used for smaller heat load give larger area per tube facilitate very large temperature drop through tube wall use metal fins of low thermal conductivity are used for smaller heat load give larger area per tube facilitate very large temperature drop through tube wall use metal fins of low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Electromagnetic radiations propagate in vacuum with a velocity of __________ metre/second. 3 x l010 3 x l012 3 x l08 3 x l05 3 x l010 3 x l012 3 x l08 3 x l05 ANSWER DOWNLOAD EXAMIANS APP
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