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

When the reactants and products are at their standard states, the change in enthalpy accompanying the formation of 1 mole of a substance from the constituent elements is termed as:
Entropy of a system is:
In which of the following process involving an ideal gas, the change in internal energy and the change in enthalpy would be zero?
A recycle ratio is defined as:
The ratio of moles of the reactant converted to the desired product and moles of the reactant converted to undesired product is called as:
The solubility of sodium chloride in water at 290K is 35.8 kg/100 kg water. What is the mass fraction of sodium chloride in the solution?
The number of degrees of freedom for a mixture of liquid water and liquid toluene (immiscible in water) in equilibrium with their vapours is:
Cox charts are plotted
An organic compound is found to contain $ \mathrm{C} = 54.5% $, $ \mathrm{O} = 36.4% $, and $ \mathrm{H} = 9.1% $ by weight. Its empirical formula is:

A steel workpiece is to be milled. Metal removal rate is 30 cm3/min. Depth of cut is 5 mm and width of cut is 100 mm. The rate of feed in mm/min is}

The system of equations \( AX = B \), has a unique solution if ____ .

The Particular integral of \((D^3 - 6D^2 + 11D - 6)y = e^{-2x}\) is:

If \( A \) and \( B \) are two events such that \(P(A \cap B) = \frac{1}{3}\), \(P(A \cup B) = \frac{5}{6}\), and \(P(B) = \frac{1}{2}\), then the events are:

Solution of the differential equation $(D^2 + 9)y = \sin 2x$ is:
A fair coin is tossed 4 times. The probability that at least one head occurs is
\(\lim_{x \to \infty} \frac{\sin x}{x} =\)
The line integral of the vector field \( \vec{F} = (zx, xy, yz) \) along the boundary of the triangle with vertices (1,0,0), (0,1,0), (0,0,1) anticlockwise, when viewed from the point (2,2,2) is
The solution of \( y'' - y' - 2y = 0 \) is
If \(\phi\) is a differentiable scalar function, then div grad \(\phi\) is
In a CNC program block, N130 G02 X65.0 Y60.0 R40.0 F250, G02 refers to
In Computer Aided Quality Control (CAQC), the coordinate measuring machine
What is the compression ratio of the Otto cycle for a petrol engine with a cylinder bore of 50 mm, a stroke of 75 mm, and clearance volume of 21.3 cm\(^3\)?
The Non-Destructive Inspection (NDI) technique employed during inspection for castings of tubes and pipes to check the overall strength of a casting in resistance to bursting under hydraulic pressure is:
Which one of the following is the excess of variable time over the activity time when all jobs start as early as possible?
If \( A = \begin{bmatrix} 6 & -2 & 2 \\ -2 & 3 & -1 \\ 2 & -1 & 3 \end{bmatrix} \), then eigen value and its corresponding eigen vector