Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 40 to 50 5 to 10 15 to 30 55 to 75 40 to 50 5 to 10 15 to 30 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Increases capacity Increases economy Does not affect the capacity Both B & C Increases capacity Increases economy Does not affect the capacity Both B & C ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For identical operating conditions, the pressure drop over __________ tray is the highest out of the following. Sieve Valve Bubble cap Counterflow Sieve Valve Bubble cap Counterflow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. Molal flow rate of vapour Vapour molecular weight All of these Pressure and temperature Molal flow rate of vapour Vapour molecular weight All of these Pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hold up of material in a operating rotary drier is in the range of 0.5 to 0.8 0.25 to 0.50 0.8 to 0.9 0.05 to 0.15 0.5 to 0.8 0.25 to 0.50 0.8 to 0.9 0.05 to 0.15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally. Same Unpredictable Higher Lower Same Unpredictable Higher Lower ANSWER DOWNLOAD EXAMIANS APP