List of top Questions asked in TS PGECET- 2026

The angle of draw in a trough subsidence helps in
Identify the active support, out of support categories given for an underground coal mine
Increase in moisture content of rock
The load on a prop when the upper member is beginning to slide is called
The load at which an axially loaded prop reaches its elastic limit or at which it begins to buckle is called
The average Young's modulus and Poisson's ratio values of a limestone sample are \(60\ \text{MPa}\) and \(0.3\) respectively. The shear modulus in MPa is
A rock specimen was tested under compression. The lateral and longitudinal strains were found to be \(0.8\%\) and \(4\%\) respectively. The Poisson's ratio of the specimen is
If the rock has RMR value \(72\), then what will be its roof classification?
If Poisson's ratio of a rock sample is \(0.25\), then the relationship among the modulus of elasticity \((E)\), modulus of rigidity \((G)\), and bulk modulus \((K)\) is
The magnetic bearing of a line AB is \(S\,32^\circ E\) and the magnetic declination is \(4^\circ E\). What is the true bearing of the line AB?
An area of \(100\,\text{m}^2\) is measured on a plan having an R.F. of \(\dfrac{1}{800}\). If the R.F. were changed to \(\dfrac{1}{2000}\), the area on the new plan in \(\text{m}^2\) would be
Identify the correction to departure of any side in traversing.
In a Mohr--Coulomb failure criterion, the ratio of the uniaxial compressive strength to the tensile strength is
A transition curve is provided to
Random errors are best minimized by
The term “Powder Factor” refers to
The example for foliated metamorphic rock is
In the freezing method of shaft sinking, the cooling liquid used for circulation is
Which drilling method is most commonly used in underground metal mines?
In opencast blasting, delay detonators are used to
In the etch method, the acid used to measure borehole deviation is
The texture of igneous rocks depends mainly on
The mineral commonly used in the manufacture of cement is
Which rock is a sedimentary rock?
If the mean and variance of a binomial variate \(X\) are \(2\) and \(1\) respectively, then the probability that \(X\) takes a value greater than one is