Question:medium

Pocket and wing technique of pillar extraction is related to

Show Hint

The Pocket and Wing method is a characteristic feature of \[ \boxed{\text{Wongawilli pillar extraction}.} \]

Updated On: Jul 14, 2026

Bord and pillar method
Room and pillar method
Wongawilli method
Shortwall method

Show Solution

The Correct Option is C

Solution and Explanation

Was this answer helpful?

0

Top Questions on Mining Methods

Which one of the following term NOT related to opencast mining ?
- AP ECET Mining Engg - 2025
- Mining Engineering
- Mining Methods
View Solution
The term “Powder Factor” refers to
- TS PGECET - 2026
- Mining Engineering
- Mining Methods
View Solution
In opencast blasting, delay detonators are used to
- TS PGECET - 2026
- Mining Engineering
- Mining Methods
View Solution
For highwall mining, web pillar design is governed mainly by
- TS PGECET - 2026
- Mining Engineering
- Mining Methods
View Solution
Want to practice more? Try solving extra ecology questions todayView All Questions

Questions Asked in TS PGECET exam

The Eigenvalues of \(3\times 3\) real matrix A are 1, 2, 3 then \(A^{-1} =\)

TS PGECET - 2026
Linear Algebra

Let \(A=\begin{bmatrix} 1 & 1 & 0 \\ 0 & 1 & 1 \\ 0 & 0 & 1 \end{bmatrix}\). If \(u_1\) and \(u_2\) are column matrices such that \(Au_1 = \begin{bmatrix} 2 \\ 1 \\ 0 \end{bmatrix}\) and \(Au_2 = \begin{bmatrix} 1 \\ 0 \\ 1 \end{bmatrix}\), then \(u_1 - u_2\) is

TS PGECET - 2026
Matrices

Let \(a,b\) and \(c\) be real numbers. Suppose there exist real numbers \(x,y,z\) which are not all zero such that the system of equations \(x = cy + bz\), \(y = cx + az\) and \(z = bx + ay\) has a non-zero solution then \(\left(a+b+c\right)^2 =\)

TS PGECET - 2026
Determinants

For the function \(f(x)=\log x\), the number \(c\) strictly between \(e^2\) and \(e^3\) that satisfies \(f'(c)=\dfrac{f(e^3)-f(e^2)}{e^3-e^2}\) is

TS PGECET - 2026
Calculus