Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch Gives a lower shell side pressure drop Gives a higher shell side pressure drop None of these Can pack more surface area into a shell of given diameter Gives a lower shell side pressure drop Gives a higher shell side pressure drop None of these Can pack more surface area into a shell of given diameter ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a counter current heat exchanger with Tih = 80°C, T°c = 60°C, T°h = 50°C and Tic = 30°C, and the temperature difference between the two streams being the same everywhere along Z, the direction of flow of hot fluid. The temperature profile should satisfy d²T/dZ² = 0 d²T/dZ² > 0 d²T/dZ² < 0 dT/dZ = 0 d²T/dZ² = 0 d²T/dZ² > 0 d²T/dZ² < 0 dT/dZ = 0 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a forward feed multiple effect evaporator unit None of these Transfer from effect to effect is done by pumps Viscosity of liquid is highest in first effect No pump is required to withdraw the product from the last effect None of these Transfer from effect to effect is done by pumps Viscosity of liquid is highest in first effect No pump is required to withdraw the product from the last effect ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is correct ? Resistance = Driving force x Rate Rate = Resistance/Driving force Driving force = Rate x Resistance Rate = Driving force x Resistance Resistance = Driving force x Rate Rate = Resistance/Driving force Driving force = Rate x Resistance Rate = Driving force x Resistance ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam economy in case of a triple effect evaporator will be > 1 Between 0 and 1 < 1 1 > 1 Between 0 and 1 < 1 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a forward feed multiple effect evaporator, the pressure is Lowest in last effect Highest in last effect Dependent on the number of effects Same in all effects Lowest in last effect Highest in last effect Dependent on the number of effects Same in all effects ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS