List of top Questions asked in AP EAPCET- 2022

If the system of simultaneous linear equations \[ 3x-4y+kz+13=0,\quad x+2y-z-9=0 \] \[ kx-y+3z+7=0 \] has a unique solution \(x=\alpha,\ y=\beta,\ z=\gamma\) for \(k\neq m\) and \(2\beta-\gamma=8\), then \(\alpha+m=\)

If \[ A= \begin{bmatrix} x & 1 & 2\\ 2 & 4 & x\\ -3 & 3 & 2 \end{bmatrix} \] is a singular matrix and the distinct values of \(x\) are \(x_1\) and \(x_2\), then \(x_1+x_2+x_1x_2=\)

Let \[ A= \begin{bmatrix} 1 & 0 & -1 & -3\\ 0 & 1 & 1 & k-1\\ 0 & 0 & k-1 & 1 \end{bmatrix} \] and \(k\in \mathbb{R}\). Then the value of \(k\), if exists, for which the rank of \(A\) is \(2\), is

If \[ A= \begin{bmatrix} \sin\alpha & -\cos\alpha\\ \cos\alpha & \sin\alpha \end{bmatrix} \] and \(A+A^{-1}=I\), then \(\alpha=\)

The domain of the real valued function \[ f(x)=\frac{\log_2(x+3)}{\sqrt{x^2+3x+2}} \] is

The domain of the real valued function \[ f(x)=\frac{\sqrt{2-x}+\sqrt{1+x}}{\sqrt{x+3}} \] is

Arrange the following in increasing order of \(pK_a\) values

The reagent \(P\) used for the reaction is

Identify the major product from the following reaction sequence

In which of the following, Keratin, a fibrous protein is absent?

The reaction of 1-bromohexane with aqueous \(NaOH\) solution follows the order

Identify the major product formed from the sequence of reactions given below

Identify the major product formed from the following reaction sequence

The total number of amino acids present in insulin is

The set with only ambidentate ligands in the following is

The moisture present in ammonia can be removed by using which of the following?

\(A \rightarrow\) products, is a first order reaction. The time required to decompose \(A\) to half its initial amount is \(60\) minutes. The rate constant of the reaction \((in\ s^{-1})\) is

Which of the following ions can reduce dilute acid to give hydrogen gas?

Milk-water mixture when viewed by the reflected light appears in which colour?

The colour of \(Mg(OH)_2\) precipitate formed when it is precipitated in the presence of magneson reagent is

Which of the following source materials generate \(SO_2\) that is used in contact process?

At \(298K\), the vapour pressure of pure water is \(25\ torr\). The vapour pressure of water, when \(12\ g\) of urea \((\text{molar mass }=60\ g\ mol^{-1})\) and \(36\ g\) of glucose \((\text{molar mass }=180\ g\ mol^{-1})\) is dissolved in \(100\ g\) of water at the same temperature \((in\ torr)\) is

Which of the following solution has the highest freezing point?

Which of the following statement is not correct?

F-centers are formed in \(NaCl\) crystal if it is heated with \(Na\) vapour. The above is due to