List of top Questions asked in AP EAPCET- 2026

After binary fission in Paramecium opisthe develops new:

In an atom, electron is moving with a speed of $x~ms^{-1}.$ If its speed is measured within an accuracy of 0.001%, what is its uncertainty in position (in m)? $(m_{e}=9\times10^{-31}kg, h=6.6\times10^{-34}Js)$

The acceleration due to gravity at a height $h$ above the Earth's surface is the same as that at a depth $d$ below the surface. If both $h$ and $d$ are much smaller than the radius of Earth $R$, then the relation between $h$ and $d$ is:

A mixture (X) contains two liquids with large difference in their boiling points. Another mixture (Y) contains two liquids with not much difference in their boiling points. Mixtures X and Y can be separated respectively by the methods

The magnetic field in a plane electromagnetic wave is $B_y = 2 \times 10^{-7} \sin(0.5 \times 10^3 x + 1.5 \times 10^{11} t)$. The correct expression for electric field of the wave is:

In a tube, a liquid is flowing as shown in the diagram. The correct order of the velocity (u) of liquid flowing in this tube is: figure [H]

figure

According to Werner's theory of coordination compounds, the secondary valency represents

The efficiency of a Carnot engine working between temperatures $127^\circ\text{C}$ and $27^\circ\text{C}$ is}

Which of the following coordination compounds exhibits optical isomerism?

Consider the following carbocations and the correct stability order for the above carbocations is

Which ions in drinking water causes a disease 'methemoglobinemia' when they are above permissible level?

Calculate the amount of \( CO_2 \) gas produced, when \( 32 \)g of \( CH_4 \) is burned with sufficient amount of oxygen (Given atomic weight of \( C=12, O=16 \) and \( H=1 \))

The ratio of the stress to the strain within the elastic limit is called

Water flows in a horizontal pipe. At a point where speed is $2$ m/s, pressure is $2000$ Pa. At another point, speed becomes $4$ m/s. Find pressure at second point. (Density $= 1000$ kg/m$^3$)

The correct order of the wavelength of light absorbed by the following complexes is:

• \( [\mathrm{Co}(\mathrm{NH}_3)_6]^{3+} \)
• \( [\mathrm{Co}(\mathrm{CN})_6]^{3-} \)
• \( [\mathrm{Cu}(\mathrm{H}_2\mathrm{O})_4]^{2+} \)
• \( [\mathrm{Ti}(\mathrm{H}_2\mathrm{O})_6]^{3+} \)

Choose the correct answer from the options given below:

The immediate chemical source of energy for muscle contraction is:

In a coil the current varies from \(-3\,A\) to \(+3\,A\) in \(4\,s\), and induces an emf of \(0.2\,V\). The self inductance of the coil is

Glucose on reduction with HI and red phosphorus gives

The number of amphoteric oxides in the following is \[ CO_2,\ GeO_2,\ SnO_2,\ PbO_2,\ CO,\ GeO,\ SnO,\ PbO \]

According to Bohr's model, the angular momentum of an electron in a stable orbit is an integral multiple of

At constant temperature, one mole of an ideal gas of volume 2L was expanded to 100 L against an external pressure of 1 atm under reversible conditions. What is the change in internal energy? \((1 L atm=101.3~J; log~5=0.7)\)

A mass \( m \) is taken from Earth's surface to infinity. Work done is:

Benzonitrile (A) + X \(\rightarrow\) B; A + Y \(\rightarrow\) C. B + C \(\xrightarrow{dil.\ NaOH}\) \(\alpha,\beta\)-unsaturated carbonyl compound. What are X and Y?

The formula of phosphine gas is