Question:
In RMR, Rock Quality Designation (RQD) 41% to 60% indicates a rock as
In RMR, Rock Quality Designation (RQD) 41% to 60% indicates a rock as
Show Hint
RQD classification: 41-60\% = Fair rock quality.
Updated On: June 02, 2025
- Very poor
- Poor
- Fair
- Good
Hide Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
RQD of 41% to 60% corresponds to fair quality rock, indicating moderate fracturing.
Was this answer helpful?
0
0
Top Questions on Geomechanics
- Radial stress on the excavation boundary of a circular tunnel is
- TS PGECET - 2024
- Mining Engineering
- Geomechanics
- Dilatancy of rock is associated with
- TS PGECET - 2024
- Mining Engineering
- Geomechanics
- The property that cannot be determined from uni-axial compressive strength test of a rock sample fitted with strain gauges is
- TS PGECET - 2024
- Mining Engineering
- Geomechanics
- Match the following: $$ \begin{array}{ll|l} \text{Instrument} & & \text{Measurement} \\ \hline P & \text{Flat jack} & 1.\ \text{In-situ stress in rock} \\ Q & \text{Borehole deformation gauge} & 2.\ \text{Load} \\ R & \text{Tape extensometer} & 3.\ \text{Bed separation resistance} \\ S & \text{Bore hole penetrometer} & 4.\ \text{Roof convergence} \\ \end{array} $$
- TS PGECET - 2024
- Mining Engineering
- Geomechanics
- The term “bulking factor” refers to
- TS PGECET - 2024
- Mining Engineering
- Geomechanics
View More Questions
Questions Asked in TS PGECET exam
- Which one of the following is not necessarily a property of a group?
- TS PGECET - 2024
- Discrete Mathematics
- Melting rates of electrodes in manual metal arc welding process is mainly governed by the
- TS PGECET - 2024
- Manufacturing Processes
- The maximum area of a rectangle that can be inscribed in a circle of radius $R$ is
- TS PGECET - 2024
- 3D Geometry
- For the matrix \[ \begin{bmatrix} 2 & 1 & 1 \\ 0 & 2 & 1 \\ 1 & 0 & 1 \end{bmatrix}, \] an Eigen vector among the following vectors is
- TS PGECET - 2024
- Linear Algebra
- Which of the following expression is a tautology?
- TS PGECET - 2024
- Digital Logic
View More Questions
