List of top Questions asked in AP EAPCET- 2022

The compound that is used in smoke screens is:
Maximum number of electrons possible with spin quantum number \(+\frac{1}{2}\) and principal quantum number \(n = 4\) in an atom is:
In which of the following, the elements Al, B, Mg, and K are correctly arranged in the increasing order of their metallic character?
The number of valence electrons present in an element with atomic number 117 is:
The combination of which of the following gives an ionic compound with maximum covalent character?
The tetra-atomic molecules/ions with different shapes are:
Find the false statement for ideal gases:
Which of the following reactions is not a disproportionation reaction?
A plane electromagnetic wave of frequency \(50 \, \text{MHz}\) travels in free space. If the average energy densities in the electric and magnetic fields are \(K_E\) and \(K_B\), then:
The correct order of electromagnetic waves with increasing frequency is:
The ratio of radii of 3rd and 6th Bohr’s orbits in a hydrogen atom is:
The frequency of light emitted during the \(n = 4 \to n = 2\) transition in hydrogen is \( \frac{3}{7} \) times that of which transition in Li atom?
The values of \( Y \) and \( Z \) in the given logic circuit are:
values of Y and Z in the given logic circuit
The frequency suitable beyond the horizon communication using sky wave is:
The quantities that don’t change when a resistor connected to a battery is heated due to the current are:
A battery with a \(12\,\text{V}\) emf has an initial charge of \(80\,\text{A·h}\). If the potential across the terminals remains constant until it is fully discharged, how long can the battery deliver energy at a rate of \(120\,\text{W}\)?
An isosceles triangular current-carrying loop is kept perpendicularly in a uniform magnetic field \( \vec{B}_0 \) as shown in the figure. The force on the loop due to magnetic field is:
isosceles triangular current-carrying loop
A charged particle is moving in a uniform magnetic field and enters a lead layer, losing half of its kinetic energy. The radius of curvature of its path becomes:
A short bar magnet placed with its axis at \(45^\circ\) with a uniform external magnetic field of \(28.3 \times 10^{-3} \, \text{T}\) experiences a torque of magnitude \(3.6 \times 10^{-5} \, \text{J}\). The magnitude of magnetic moment of the magnet is nearly:
A metal loop of area \(10 \, \text{cm}^2\) is placed in a region such that its area vector points along \( \hat{k} \). The region contains a uniform magnetic field of magnitude \(1.73 \, \text{T}\) that points in the direction \( \hat{i} + \hat{j} + \hat{k} \). When the magnetic field is switched off, the field decreases to zero at a steady rate in 10 seconds. The magnitude of emf induced in the loop is:
A \(70 \, \text{mH}\) inductor is connected to a \(220 \, \text{V}, 50 \, \text{Hz}\) AC supply. The RMS value of the current in the circuit is:
Among the following, the equation representing a progressive wave is:
A beam of light reflects and refracts at the surface between air and glass. The index of refraction of the glass is \(1.4\). If the refracted and reflected rays are perpendicular to each other, then the angle of incidence in the air is:
A ray of light is incident at \(30^\circ\) from a medium of refractive index 2 into a medium of refractive index 1. Then the angle of refraction is:
A charge \( Q \) is to be divided between two objects. The values of the charges on the objects so that the electrostatic force between them will be maximum is: