List of top Questions asked in AP EAPCET- 2025

A body A of mass 200 g moving with a velocity $\vec{v}_1 \hat{i}$ makes collision with another body B of mass 100 g moving with a velocity $\vec{v}_2 \hat{i}$. After collision, A and B move with velocities $\vec{v}_3 \hat{i}$ and $\vec{v}_4 \hat{i}$ respectively. If $v_3 = 0.5v_1$, then the value of $v_1$ is

The force between two point charges kept with a separation of 9 cm in air is 98 N. If a dielectric slab of constant 4, thickness 6 cm and another dielectric slab of constant 9, thickness 3 cm are introduced between the two charges, then the new force becomes

The magnetic field at the center of a long solenoid having 400 turns per unit length and carrying a current $I = 6.24 \times 10^{-7$ A is}

A satellite is launched into a circular orbit of radius R around the earth. A second satellite is launched into another circular orbit of radius 1.01 R around the earth. The period of revolution of the second satellite is larger than that of the first one by a percent of (approximately)

The following are the layers of the wall of veins. Arrange them in correct sequence from outer side to inner side.
(included in question content)
(I) Endothelium
(II) Elastic lamina
(III) Smooth muscles
(IV) Fibrous tissue layer

Match the following:

Statement I : Ammonia is highly toxic and needs more water for elimination and therefore excretion of ammonia is more common in aquatic animals.
Statement II : Urea is synthesised in kidneys.
Identify the correct option from the following

Assertion (A): Gastric juice plays an important role in absorption of vitamin B12.
Reason (R): Gastric juice contains Castle’s intrinsic factor.
Identify the correct option from the following:

The sum of two point positive charges separated by a distance of 1.5 m in air is $ 25 \, \mu\text{C} $. If the electrostatic force between the two charges is 0.6 N, then the difference between the two charges is

Two bodies A and B of masses 20 kg and 5 kg respectively are at rest. Due to the action of a force of 40 N separately, if the two bodies acquire equal kinetic energies in times $ t_A $ and $ t_B $ respectively, then $ t_A : t_B = $

Identify the artificial sweetener which has highest sweetness value compared to cane sugar

The structure of the product 'Z' in the reaction sequence is: \[ \text{CHO} \] \[ \mid \] \[

Choose the correct statements among the following:
1. Plant ash includes all carbon and inorganic elements.
2. In amino acid, an amino group and acidic group on α-carbon makes it α-amino acid.
3. Glycerol has 3 -OH groups.
4. Acid insoluble fractions are called macromolecules.
Identify the correct option from the following:

Match the following:

List I
A) Mechanical support at young stem and leaf petiole
B) Cells in fruit walls of nuts
C) Cells absent in primary phloem
D) Endarch primary xylem

List II
I) Sclereids
II) Stem vascular bundles
III) Collenchyma tissue
IV) Bast fibers

In a wire of radius 1 mm, a steady current of 2 A uniformly distributed across the cross-section of the wire is flowing. Then the magnetic field at a point 0.25 mm from the centre of the wire is

Analogous organs arise due to

Identify the pair which is not correctly matched:

A thin circular ring and a circular disc of equal mass are rolling without sliding. If their linear velocities are equal and the total kinetic energy of the disc is 6 J, then the total kinetic energy of the ring is:

At 300 K, vapour pressure of pure liquid A is 70 mm Hg. It forms an ideal solution with liquid B. Mole fraction of B = 0.2 and total vapour pressure of solution = 84 mm Hg. What is vapour pressure (in mm) of pure B?

An element crystallizes in bcc lattice. The atomic radius of the element is 2.598 \AA. What is the volume (in cm$^3$) of one unit cell?

The composition of a sample of wustite is $ \text{Fe}_{0.93} \text{O}_{1.00} $. Percentage of iron in the form of $ \text{Fe}^{3+} $ ion is nearly:

At what temperature (in K) the rms velocity of SO$_2$ molecules is equal to rms velocity of O$_2$ molecules at $27 \, ^\circ\text{C}$?

A short bar magnet has a magnetic moment of $0.48 \, J {T}^{-1}$. The magnitude of magnetic field at a point at 10 cm distance from the centre of the magnet on its axis is

A and B are ideal gases. At T(K), 2 L of A with a pressure of 1 bar is mixed with 4 L of B with a pressure of P$_B$ bar in a 100 L flask. The pressure exerted by gaseous mixture is 0.1 bar. What is the value of P$_B$ in bar?

One mole of ethanol (C₂H₅OH) was completely burnt in oxygen to form CO₂(g) and H₂O(l). What is the $\Delta H_f^{\circ}$ (in kJ/mol) for this reaction?