Process Equipment and Plant Design Bubble cap tray is the most commonly used tray in large distillation column, because Of its flexibility and nearly constant efficiency under varying conditions of operation It incurs less pressure drop as compared to any other try designed for the same duty It eliminates the foaming and entrain-ment tendency during operation None of these Of its flexibility and nearly constant efficiency under varying conditions of operation It incurs less pressure drop as compared to any other try designed for the same duty It eliminates the foaming and entrain-ment tendency during operation None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) Twice 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) Twice ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 4 43832 43834 2 4 43832 43834 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Temperature Turbulence Noise Pressure/pressure fluctuation Temperature Turbulence Noise Pressure/pressure fluctuation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Stage efficiency for packed tower varies with the Type & size of packing All of these Operating pressure and column diameter Fluid rates and fluid properties Type & size of packing All of these Operating pressure and column diameter Fluid rates and fluid properties ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A stuffing box is used for Prevention of fluid leakage around moving parts Facilitating smooth opening and closing of a valve Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Facilitating smooth opening and closing of a valve Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes ANSWER DOWNLOAD EXAMIANS APP