List of practice Questions

The length of the tangent of a simple circular curve of radius $R$ and angle of deflection $\Delta$ is given by

If only two members form a truss joint and no external load or support reaction is applied to the joint, then the members

A multi point borehole extensometer is used to monitor

Bauxite is

The drivage driven from one coal seam to adjacent coal seam in underground coal mines is called as

The starting point of shaft at the ground surface is called

Insufficient stemming causes

Match correctly for method of drilling given in column A to principle of rock cutting in column B: $$ \begin{array}{ll|l} \text{Column A (Method of drilling)} & & \text{Column B (Principle of rock cutting)} \\ \hline P & \text{Diamond drilling} & 1.\ \text{Impact action} \\ Q & \text{Percussive drilling} & 2.\ \text{Thermal spalling} \\ R & \text{Rotary roller drilling} & 3.\ \text{Rotary abrasive} \\ S & \text{Jet piercing} & 4.\ \text{Cutting \& Ploughing} \\ \end{array} $$

Which of the following is added as sensitizers in explosive?

Given $$ x = 4y + 5, \quad y = Kx + 4, $$ the lines of regression of $ x $ on $ y $ and $ y $ on $ x $ respectively. What is the value of $ K $, if the value of correlation coefficient $ r = 0.5 $?

If $ X $ is a Poisson variate such that $ P(X=1) = \frac{3}{10} $ and $ P(X=2) = \frac{1}{5} $, then the mean of the distribution is:

The angle, which the fault plane makes with the vertical plane is referred to as

An overturned fold in which two limbs dip towards each other is named as

Placer Gold deposits are mostly

Kolar Gold Field (KGF) deposit is an example of

Compute the Jacobian $ \frac{\partial(x,y)}{\partial(u,v)} $ of the transformation: $$ x = \frac{u+v}{1 - uv}, \quad y = \tan^{-1} u + \tan^{-1} v $$

The value of $$ \int_0^1 x^4 (1 - x)^2 \, dx $$ is:

The unit normal vector to the level surface $$ x^2 y + 2 x z = 4 $$ at the point $ (2, -2, 3) $ is:

The general solution of the differential equation $$ (D^2 - 5D + 6) y = e^{3x} $$ is:

The particular integral of $$ (x^2 D^2 + 4 x D + 2) y = x^2 $$ is:

The Newton-Raphson iteration $$ x_{n+1} = \frac{1}{3} \left( 2 x_n + \frac{N}{x_n^2} \right) $$ is used to compute

If $$ A = \frac{1}{2} \begin{pmatrix} -1 & 1 & 1 & 1 \\ 1 & -1 & 1 & 1 \\ 1 & 1 & -1 & 1 \\ 1 & 1 & 1 & -1 \end{pmatrix}, $$ then the inverse of $ AA^T $ is:

Amit wants to be familiar with SQL. One of his friends Anand suggests him to execute the following SQL commands:
(A) Create Table Student
(B) Use Database DB
(C) Select * from Student
(D) Insert into Student
In which order Amit needs to run the above commands?

In a ________ topology, if there are n devices in a network, each device has n-1 ports for cables.

140.168.220.200 is a 32-bit binary number represented as four decimal values, each 8 bits, in the range 0 to 255 separated by decimal points. What is this number called?