Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the None of these Solution has an elevation of boiling point Evaporators opreate at atmospheric pressure Evaporators operate under vacuum None of these Solution has an elevation of boiling point Evaporators opreate at atmospheric pressure Evaporators operate under vacuum 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 dT/dZ = 0 d²T/dZ² > 0 d²T/dZ² < 0 d²T/dZ² = 0 dT/dZ = 0 d²T/dZ² > 0 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Mechanical recompression evaporation is used in the production of Distilled water Alcohol Salt Fruits jam Distilled water Alcohol Salt Fruits jam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl and Reynold's analogies are identical for Prandtl number value of 1 0.5 5 1 0.5 5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will Decrease by 22 Increase by 216 Remain unchanged Increase by 1.8 times Decrease by 22 Increase by 216 Remain unchanged Increase by 1.8 times ANSWER DOWNLOAD EXAMIANS APP
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