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

At a given temperature, the humid volume is
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:
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
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:
In a batch thickener, the rate of sedimentation can be artificially increased by
The critical radius of insulation is
The Peclet number is defined as the product of
Ratio of emissive power of a body to the emissive power of a perfectly black body, is known
Which of the following happens when the gas velocity increases in fluidization?
The work required for crushing a given material is proportional to the logarithm of the ratio between the initial and final diameters is a statement of:
In a ball mill, centrifugal force will be exactly balanced by the weight of the ball when mill runs at
For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant:
The Gibbs free energy change ($\Delta G^\circ$) and equilibrium constant (K) for a chemical reaction are related by
An ideal fluid is the one which:
The Bernoulli equation states that in a steady irrotational flow of an incompressible fluid,
When the flow of a fluid through a circular pipe, the friction factor is
Pitot tube is used for measuring:
The Vander Waals equation of state is given by: