Chemical Reaction Engineering Sometimes, batch process is preferred over continuous process, when the product Sales demand is fluctuating Quality & yield can not be achieved in continuous processes, because of long residence time Neither A nor B Both A & B Sales demand is fluctuating Quality & yield can not be achieved in continuous processes, because of long residence time Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Ideal plug flow Dead zone Chanelling Bypass Ideal plug flow Dead zone Chanelling Bypass ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are Equal in size Of different sizes None of these Of such size that the ratio of their volumes is < 5 Equal in size Of different sizes None of these Of such size that the ratio of their volumes is < 5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The decomposition of A into B is represented by the exothermic reaction, A ⇋ 2B. To achieve maximum decomposition, it is desirable to carry out the reaction. At low P and high T At low P and low T At high P and high T At high P and low T At low P and high T At low P and low T At high P and high T At high P and low T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The increase in the rate of reaction with temperature is due to Increase in the number of effective collisions None of these Increase in the average kinetic energy of the reacting molecules Decrease in activation energy Increase in the number of effective collisions None of these Increase in the average kinetic energy of the reacting molecules Decrease in activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An isothermal irreversible reaction is being carried out in an ideal tubular flow reactor. The conversion in this case will __________ with decrease in space time. Increase Remain unchanged Decrease Increase exponentially Increase Remain unchanged Decrease Increase exponentially ANSWER DOWNLOAD EXAMIANS APP