Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes) (D₂² - D₁²)/D₁² (D₂² - D₁²)/D₂² D₂ - D₁ None of these (D₂² - D₁²)/D₁² (D₂² - D₁²)/D₂² D₂ - D₁ None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A rivetted joint does not fail by __________ of rivets. Tearing Shearing Tearing of the plate across a row None of these Tearing Shearing Tearing of the plate across a row None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate? Heat transfer rate is independent of tube arrangement Square pitch Triangular pitch Diagonal square pitch Heat transfer rate is independent of tube arrangement Square pitch Triangular pitch Diagonal square pitch ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ liquor is best handled in a long tube vertical evaporator. Foamy Salting Viscous Scaling Foamy Salting Viscous Scaling ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ of water makes it a widely used coolant in heat exchangers. High specific heat Low viscosity Low corrosiveness Low dirt factor High specific heat Low viscosity Low corrosiveness Low dirt factor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Turbulence Noise Temperature Pressure/pressure fluctuation Turbulence Noise Temperature Pressure/pressure fluctuation ANSWER DOWNLOAD EXAMIANS APP