List of top Questions asked in AP EAPCET- 2023

A juggler throws balls vertically into the air such that he throws the next ball when the previous one is at its highest point. If he throws 3 balls each second, then the maximum height reached by each ball is
(Acceleration due to gravity \(g = 10~\text{ms}^{-2}\))

A solid sphere of mass \( M \) and radius \( R \) is free to rotate about an axis passing through its centre. A solid cylinder of mass \( \frac{M}{2} \) and radius \( R \) is free to rotate about its standard axis of symmetry. Initially both the sphere and the cylinder are at rest. If torques of equal magnitude are applied to the sphere and the cylinder, the ratio of the angular speeds acquired by the sphere and the cylinder after a given time is

A wire of length 0.1\(\pi\) m having linear density \( \frac{1}{\pi} \) kg m\(^{-1}\) is bent in the form of a ring. The moment of inertia of the ring about an axis passing through its centre and perpendicular to its plane is

The part of the stress-strain curve where the Hooke's Law is valid is

Two soap bubbles of radii \( r_1 \) and \( r_2 \) in vacuum coalesce isothermally to form a new bubble. The radius of the new soap bubble is

If the percentage increase in the pressure of a given mass of gas in a container at constant temperature is 100%, then its volume

Three charges \(+Q\), \(q\), \(+Q\) are placed respectively, at distances \(0\), \(\frac{d}{2}\), and \(d\) from the origin on the x-axis. If the net force experienced by \(+Q\) placed at \(x = 0\) is zero, then the value of \(q\) is

A conducting sphere of radius \(R\) carrying a charge \(Q\) lies concentrically inside an uncharged conducting shell of radius \(2R\). If they are joined by a metal wire, then the charge flowing to the shell and the amount of heat produced are respectively:

If \(n\), \(e\), \(\tau\), and \(m\) represent the concentration, the charge, the relaxation time, and the mass of an electron in a metal, then the resistance of a wire made of the metal of length \(l\) and cross-sectional area \(A\) is:

If the magnetic field is along the positive y-axis and the electron is moving along the positive x-axis, the direction of force on the electron is

Two photons each of energy \(2~\text{eV}\) incident simultaneously on a photosensitive material of work function \(3~\text{eV}\). The maximum kinetic energy of the emitted photoelectrons is

An electron in the ground state of hydrogen atom absorbs \(10.2~\text{eV}\) energy. The orbital angular momentum of the electron increases by

If the speed of light was half the present value, the energy released in a nuclear reaction decreases by

In the given logic circuit, if A and B are the inputs, then P and Q are respectively
\

The metal having low melting point is

Intramolecular hydrogen bonding is found in

The isotopes of hydrogen are H, D and T. What is the approximate ratio of rate of diffusion of H\(_2\), D\(_2\), and T\(_2\)?

A gaseous mixture containing H\(_2\), He, and O\(_2\) exerts a pressure of 1 bar. The weight percentage of H\(_2\) and He is 20 and 16 respectively. What is the ratio of partial pressures of O\(_2\), He and H\(_2\)?

At T(K), the solubility products (K\(_{sp}\)) of AgCl, AgBr and AgI are \(1.8 \times 10^{-10}\), \(5 \times 10^{-13}\) and \(8.3 \times 10^{-17}\) respectively. A 1L solution contains \(10^{-5}\) moles each of NaCl, NaBr and NaI. This solution is titrated with \(10^{-6}\) M AgNO\(_3\) until all halides (Cl\(^{-}\), Br\(^{-}\), I\(^{-}\)) are precipitated as silver salts.
The order of precipitation of these respectively is:

Among the following, the molecular hydride is:

The number of alkenes that exhibit cis/trans isomerism with the molecular formula C\(_5\)H\(_{10}\) is:

Which of the following arrangement of magnetic moment is correct for ferrimagnetic substance?

The catalyst, promoter, and poison for Haber's process are respectively

Buna–N is a polymer of:

The optical rotation of a racemic mixture of 2-methyl 1-butanol is: