List of top Questions asked in AP EAPCET- 2026

A body is placed at the top of an inclined plane of angle of inclination \( \tan^{-1}\left(\frac{9}{16}\right) \). If the plane is smooth, the body reaches the bottom in time \(T\) and if the plane is rough, it takes time \(3T\) to reach the bottom of the plane, then the coefficient of kinetic friction between the body and the rough inclined plane is:

Find the area of the region bounded by the curve \[ y=x^2-4, \] the \(x\)-axis and the lines \(x=-2\) and \(x=3\).

If a non-horizontal line \(L\) passes through the point \((4,-2)\) and the distance of \(L\) from the origin is \(2\) units, then the equation of the line \(L\) is

If the equation of the line passing through the orthocentre and circumcentre of triangle \(ABC\), whose vertices are \(A(3,1)\), \(B(3,3)\), \(C(6,1)\), is \(2x+by+c=0\), then \(b+c=\)

The following table gives the probability distribution of a random variable \(X\): \[ \begin{array}{|c|c|c|c|c|} \hline x_i & 0 & 1 & 2 & 3 \\ \hline P(X=x_i) & 0.1 & 0.3 & 0.5 & 0.1 \\ \hline \end{array} \] The standard deviation of \(X\) is:

If the mean of the set of values \( (3,6,9,10,n) \) is \( 9 \), then the variance of the given set of values is:

In a triangle \(ABC\), \(\dfrac{r_3+r_2}{r_2+r_1}=\)

If \[ \frac{f(x)}{(x-1)(x-2)} = \frac{2}{x-2} - \frac{1}{x-1} \] and \[ f(x)+\frac{xf(x)}{(x-1)(x-2)} = g(x)+\frac{A}{x-2}+\frac{B}{x-1}, \] then $g(A+B)=$

Which of the following has lowest $pK_a$?

The following equation is obtained for a first order reaction: $\log k = 14 - \frac{1.25 \times 10^4 K}{T}$. The $E_a$ (in kJ $mol^{-1}$) and frequency factor A (in $s^{-1}$) of the reaction are respectively:

Chlorine reacts separately with cold, dilute NaOH and hot, concentrated NaOH. Which of the following statements regarding these reactions is not correct?

The following reaction takes place in a cell at 298 K: $2M^{3+}(aq) + 2I^{-}(aq) \rightarrow 2M^{2+}(aq) + I_2(s)$. What is the value of $\log K_c$ for this reaction? (Given: $E_{cell}^\circ = 0.235 V, F = 96500 C mol^{-1}, R = 8.3 J mol^{-1} K^{-1}$)

A and B are two position isomers of an alkene $C_5H_{10}$. Both A and B do not exhibit cis-trans isomerism. Addition of HBr with A forms X (major product) and B adds HBr to form Y (major product). What are X and Y respectively?

The pH of a 0.1 M solution of a weak monobasic organic acid is 4.0. What is the dissociation constant of the acid?

The number of Pi ($\pi$) bonds in $C_2H_4, C_2H_2$ and $C_2N_2$ is x, y and z respectively. The sum of x, y and z is equal to:

If decay constant of a radioactive element doubles, then its half-life time becomes:

If a wire of length 196 cm carrying a current of 0.98 A is bent in the form of a circular loop of two turns, then the magnetic field at the centre of the loop is approximately:

The electric field intensity on the surface of a charged sphere of radius R and volume charge density $\rho$ is:

100 gm of copper is heated to increase its temperature by $21^\circ C$. If the same amount of heat is given to 50 gm of water, then the rise in its temperature is (Specific heat of Cu = $400~J~kg^{-1}K^{-1}$, Water = $4200~J~kg^{-1}K^{-1}$):

A wire can sustain a weight of 100 kg before it breaks. The wire is cut into two equal parts. Without breaking each part can hold weight up to:

A particle moves with velocity $v = at - bt^2$ where a and b are constants. The acceleration becomes zero at:

If force, $F=kv^{n}$ (k is constant) and power delivered is independent of velocity 'v', then n equals to:

The correct IUPAC name of the compound \[ CH_3-CH(CH_3)-CH_2-CH(OH)-CH_3 \] is:

Among the following amines, the one which will give carbylamine test is