List of top Chemical Engineering Questions asked in Andhra Pradesh Post Graduate Engineering Common Entrance Test

For a steady-state mixed reactor the space-time is equivalent to the holding time for
The activation energy at high temperatures is lower than at lower temperatures, which represents
In liquid-liquid extraction, if the selectivity is unity, then
Higher temperature increases the rate of leaching in a solid-liquid system due to:
Moisture in a solid exerting an equilibrium vapour pressure equal to that of the pure liquid at that temperature is
In case of adsorption hysteresis, the desorption equilibrium pressure is
Flooding in a distillation column is detected by a sharp
A reaction is of zero order when the rate of reaction is
The steady state gas phase reaction 3A + B $\rightarrow$ C + 2D takes place on a catalyst surface. What will be the value of the flux ratio $ N_A / N_D $?
Lewis number is the ratio of
The penetration theory relates average mass transfer coefficient ($ k $) with diffusivity ($ D $)
The absorption factor can be increased by:
A plate is called a theoretical plate when
If reflux in a distillation column is 100 mol/hr and the overhead product rate is 50 mol/hr, the reflux ratio is
At a given temperature, the humid volume is
In a heat exchanger, for the same terminal temperatures, the logarithmic mean temperature difference for counter flow is
Dropwise condensation,
As per the Stefan-Boltzmann law the total energy emitted by a black body is directly proportional to
In shell and tube heat exchanger, external cleaning of the tubes is easy in case of
Use of multiple effect evaporator results in:
The heat flux in the nucleate boiling regime is proportional to
In a shell and tube heat exchanger, steam is condensing on the shell side and a cold fluid is flowing through the tubes in the turbulent flow region, then the Wilson plot is used to:
Which of the following is a process of gravity concentration where solids are separated based upon the differences in the behavior of particles through a moving fluid which in turn, depends upon densities/specific gravities.
The filter aid is a granular or fibrous material and is used to
A fluid energy mill is used for: