List of top Questions asked in TS EAMCET- 2026

What is the pH of $10^{-2}M$ aqueous solution of aniline at 298 K?}

Identify the reaction in which the hybridization of the underlined atom is changed

The atomic numbers of four elements A, D, E, G are 4, 7, 8, 12 respectively. The decreasing order of electronegativity of these elements is

The work function $(W_0)$ of metals A, B and C is 2.25, 2.42 and 3.7 eV respectively. These metals were irradiated with light of wavelength 400 nm. Identify the metals from which photoelectrons are emitted $(h = 6.6 \times 10^{-34} Js; c = 3 \times 10^8 ms^{-1}; 1 eV = 1.6 \times 10^{-19} J)$

In a cathode ray experiment hydrogen gas was subjected to very low pressure and high voltage. The $\frac{e}{m}$ of cathode rays liberated was $-x~C~kg^{-1}$. In the second experiment helium gas was used under the same experimental conditions. What is the $\frac{e}{m}$ $(in~C~kg^{-1})$ of cathode rays liberated in the second experiment?}

The frequency band of standard amplitude modulated broadcast is

Consider the following ions

. The largest cation and largest anion are respectively}

The radius of second orbit of hydrogen atom is 2.12 Å and the velocity of the electron revolving in this orbit is $1.1\times10^6 ms^{-1}$. According to classical electromagnetic theory, the initial frequency of light emitted by this electron is nearly}

The slope of the graph drawn by taking the frequency (in $10^{15}Hz$) of light incident on a photosensitive material on x-axis and the stopping potential (in volt) on y-axis is nearly

The reason for the constancy of binding energy per nucleon of nuclei whose mass number lies between 30 and 170 is

The ratio of the rate of disintegration and the initial number of nuclei of a radioactive substance is $0.25~hour^{-1}$. The time taken (in hours) for the number of nuclei of this substance to become $\frac{1}{\sqrt{e}}$ times the initial number of nuclei is}

The ratio of energies of forbidden bands of silicon and germanium is nearly

A pure silicon with $6 \times 10^{28}$ atoms is doped with arsenic of 1 ppm concentration. If the intrinsic carrier concentration is $1.2 \times 10^{16} m^{-3}$, then the number of holes in the doped silicon is}

The average force exerted on $5 cm^2$ area of a non-reflecting plate in 10 minutes when light with an energy flux of $20\,W\,cm^{-2}$ incidents normally on it is}

The quality factor of a series LCR circuit with $L=0.12 H$, $C=480$ nF and $R=25 \Omega$ connected to a 220 V variable frequency supply is

A galvanometer of resistance 20 Ω shows full scale deflection for a current of 5 mA. To convert the galvanometer into a voltmeter of range 0 to 24 V, the resistance to be connected in series to the galvanometer is

At a point P on the axis of a current carrying circular coil of radius R, the magnetic field is B. If the distance of point P from the centre of the coil is $R\sqrt{15}$, then the magnetic field at a point Q on the axis of the coil which is at a distance of $R\sqrt{3}$ from the centre of the coil is}

The permeability of the material of the core used in a solenoid of length 1.4 m, radius 7 cm having $10^3$ turns and a self-inductance of 2.2 H is

A bar magnet of magnetic moment $1.5A\,m^{2}$ is initially placed in the direction of a uniform magnetic field of $18\times10^{-2}$ T. The work to be done to rotate the magnet so that its magnetic moment becomes perpendicular to the direction of the magnetic field is}

In the given circuit, if the potential difference between the points A and B is 90 V and the resistance of the voltmeter is 6000 $\Omega$, then the reading of the voltmeter is

When an equilateral prism is immersed in a liquid A of refractive index $\frac{4}{3}$ the angle of minimum deviation is equal to the angle of the prism. If the same prism is immersed in another liquid B, the angle of minimum deviation is 50% of the angle of the prism, then the refractive index of the liquid B is}

If three electric charges each of magnitude 20 µC are placed at any three corners of a square of side $\sqrt{2}\,m$, then the net electric field at the centre of the square (in $10^{5}NC^{-1}$) is}

Three charges q, q and Q ($q=+20~\mu C$ and $Q=+10~\mu C$) are placed on the circumference of a circle of radius $10\sqrt3$ cm. If the distance between any two charges is same, then the total electrostatic potential energy of the system of the three charges is

In Young's double slit experiment, when a screen is placed at a distance of 1.2 m from the plane of the slits, the fringe width is 2 mm. If the setup is immersed in a liquid of refractive index 1.25 and the screen is moved to a distance of 1.8 m from the slits, then the fringe width is

A metal wire of length 120 cm and area of cross-section $1.8\times10^{-6}m^{2}$ is carrying a current of 2 A. If the number of free electrons per unit volume in the wire is $6.25\times10^{28}m^{-3}$, then the time taken by an electron to drift from one end to the other end of the wire (in hours) is}