List of top Questions asked in TS PGECET- 2026

Which of the following is a common form of mineral taxation applied in many countries to capture economic rent from mining operations?

The average grade of the mineral of a vein type of orebody with grade and thickness varying from place to place within the same orebody is arrived by

Which reserve estimation technique assumes a completely random distribution and is generally used only for initial rough estimates?

In work-study (time and motion study) applied to mining operations, what is the primary purpose of a “rating factor”?

Lerchs--Grossmann algorithm or nested pit shells are most commonly used for which stage of mine planning?

A key component of a feasibility report that summarizes project risks, sensitivities, and contingency plans is called

According to the UNFC (United Nations Framework Classification) system, which category represents the highest level of geological confidence and economic viability for a mineral deposit?

Which of the following is NOT typically a major component of long-term mine planning?

In reserve estimation, what does the term “kriging” primarily refer to in geostatistics?

Which sampling method is most commonly used for grade control in open-pit mining during production?

A Draeger Gas Mask does not filter

A centrifugal fan rotating at \(600\) rpm delivers \(70\ \mathrm{cu.m/s}\) of air. If the speed is reduced to \(300\) rpm, the quantity of air delivered in \(\mathrm{cu.m/s}\) will be

Which of the following quality control practices is essential to detect and correct systematic errors in assay results during mineral resource estimation?

The quantity of air taken by an auxiliary fan should not exceed

Which rescue apparatus is commonly used by mine rescue teams to provide breathable air in toxic environments?

The water gauge developed and quantity circulated with an axial flow fan depends on

What hazard does inundation refer to in underground mines?

For a mixture of inflammable gases, both the lower and upper explosibility limits can be computed using

What does a Safety Management Plan (SMP) in mining primarily focus on?

The cross-measure borehole method is used for

In a centrifugal flow fan, the conversion of velocity pressure to static pressure is accomplished with the help of

A centrifugal fan rotating at \(500~\mathrm{rpm}\) delivers \(70~\mathrm{m^3/s}\) of air. If the speed is reduced to \(200~\mathrm{rpm}\), the quantity of air delivered in \(\mathrm{m^3/s}\) will be

In underground mining, what is the main factor contributing to dust explosions?

Which mine gas is colourless, odourless, and highly toxic, often called the “silent killer” in mining?

The primary cause of subsurface fires in underground mines is