List of practice Questions

Louisa behaves like a perfect wife. Give evidence from The Third Level in support of the above statement.

The method of communication that you choose could affect the relationship with your peers, superiors, and customers. Write the four factors on the basis of which you can choose the right method of communication.

Imagine you are Mukund Padmanabhan from the Indian
The Interview and you interviewed M. Hamel, after he finished delivering the last lesson. Write a paragraph on Hamel’s views on individual responsibility and nationalism.

What is the structural feature that characterizes a reducing sugar?

Draw a labelled diagram to show electrolytic refining of copper. State what happens when electric current is passed through the electrolyte taken in this case.

___ is one of the parameters for evaluating a model’s performance and is defined as the fraction of positive cases that are correctly identified.

Consider the following two documents:
Document 1: ML and DL are part of AI.
Document 2: DL is a subset of ML.
Implement all four steps of the Bag of Words (Bow) model to create a document vector table .Depict the outcome of each step

How many Faradays are required for the oxidation of one mole of $ \text{H}_2\text{O} $ to $ \text{O}_2 $?

Write the chemical equation when:
(a) Butan-2-one is treated with Zn(Hg) and conc. HCl.
(b) Two molecules of benzaldehyde are treated with conc. NaOH.

At the same temperature, $ CO_2 $ gas is more soluble in water than $ O_2 $ gas. Which one of them will have a higher value of $ K_H $ and why?

$\Delta_{vap}H^\circ$ for water is $+40.49 \, \text{kJ mol}^{-1}$ at 1 bar and $100^\circ\text{C}$. Change in internal energy for this vaporisation under same condition is .............. kJ mol$^{-1}$. (Integer answer)
(Given R = 8.3 J K$^{-1}$ mol$^{-1}$)

The portion of the line $ 4x + 5y = 20 $ in the first quadrant is trisected by the lines $ L_1 $ and $ L_2 $ passing through the origin. The tangent of an angle between the lines $ L_1 $ and $ L_2 $ is:

The determinant $\begin{vmatrix} x+1 & x-1 \\ x^2+x+1 & x^2-x+1 \end{vmatrix}$ is equal to:

If $ A $ and $ B $ are two non-zero square matrices of the same order such that \[ (A + B)^2 = A^2 + B^2, \] then:

If $ A $ and $ B $ are two non-zero square matrices of the same order such that: $$ (A + B)^2 = A^2 + B^2, $$ then:

If a matrix has 36 elements, the number of possible orders it can have is:

If $ A = [a_{ij}] $ is an identity matrix, then which of the following is true?

Let \[ A = \begin{bmatrix} a & b \\ c & d \end{bmatrix} \] be a square matrix such that \[ \text{adj } A = A. \] Then, $ (a + b + c + d) $ is equal to:

If \[ A = \begin{bmatrix} 2 & 0 & 0 \\ 0 & 3 & 0 \\ 0 & 0 & 5 \end{bmatrix}, \] then $ A^{-1} $ is:

If \[ \begin{bmatrix} 1 & 3 & 1 \\ k & 0 & 1 \\ 1 & 0 & 1 \end{bmatrix} \] has a determinant of $ \pm 6 $, then the value of $ k $ is:

If $ A = [a_{ij}] $ is an identity matrix, then which of the following is true?

The value of \[ \begin{vmatrix} 8 & 2 & 7 \\ 12 & 3 & 5 \\ 16 & 4 & 3 \end{vmatrix} \textbf{is:} \]

If $ A = \begin{bmatrix} 2 & 0 & 0 \\ 0 & 3 & 0 \\ 0 & 0 & 5 \end{bmatrix} $, then $ A^{-1} $ is:

If $ A = [a_{ij}] $ is an identity matrix, then which of the following is true?