List of top Questions asked in AP EAMCET

A carbonyl compound X (\( C_3H_6O \)) on oxidation gave a carboxylic acid Y (\( C_3H_6O_2 \)). Oxime of X is:
In neutral medium potassium permanganate oxidizes \( I^- \) to \( X \). Identify \( X \).
The disproportionation products of ortho phosphorous acid are:
Tropolone is an example for which of the following class of compounds?
2.644 g of metal (M) was deposited when 8040 coulombs of electricity was passed through molten MF\(_2\) salt. What is the atomic mass of M? (F = 96500 C mol\(^{-1}\))
Some substances are given below Ag: CO\(_2\) (s); SiO\(_2\) (s); ZnS (s) SO\(_2\) (s); A/N: HCl (s); H\(_2\)O (s) The number of molecular solids and network solids in the above list is respectively.
The \(\Delta T_b\) value for 0.01 m KCl solution is 0.01 K. What is the Van’t Hoff factor? (Kb for water = 0.52 K kg mol\(^{-1}\))
What is the conjugate base of chloric acid?
Which one of the following is used as piezoelectric material?
The correct order of decomposition temperature of \(MgCO_3\) (X), \(BaCO_3\) (Y), \(CaCO_3\) (Z) is:
Two statements are given below: I. In dry cleaning, the solvent \(Cl_2C\) = \(CCl_2\) was earlier used and now it is replaced by liquefied \(CO_2\).
II. In bleaching of paper, \(H_2O_2\) was used earlier and now it is replaced by chlorine gas.
A message signal of 3 kHz is used to modulate a carrier signal frequency 1 MHz, using amplitude modulation. The upper side band frequency and band width respectively are
A golf ball of mass ‘m’ has a speed of 50 m/s. If the speed can be measured within accuracy of 2\%, the uncertainty in the position is
An electromagnetic wave travels in a medium with a speed of \( 2 \times 10^8 \, \text{ms}^{-1} \). The relative permeability of the medium is 1. Then the relative permittivity is.
The decrease in each day in the Uranium mass of the material in a Uranium reactor operating at a power of 12 MW is (Energy released in one \(^{92}U\) fission is about 200 MeV)
Magnetic field at a distance \(r\) from z axis is \( B = B_0 r \, \text{kt} \) present in the region. \( B_0 \) is constant and \(t\) is time. The magnitude of induced electric field at a distance \(r\) from z-axis is.
The longest wavelength of light that can initiate photo electric effect in the metal of work function 9 eV is
A steady current is flowing in a metallic conductor of non-uniform cross section. The physical quantity which remains constant is
A tightly wound coil of 200 turns and of radius 20 cm carrying current 5 A. Magnetic field at the centre of the coil is.
The speed of a wave on a string is 150 ms\(^{-1}\) when the tension is 120 N. The percentage increase in the tension in order to raise the wave speed by 20\% is
In Young's double slit experiment, the intensity at a point where the path difference is \( \frac{\lambda}{6} \) ( \( \lambda \) being the wavelength of the light used) is \( I \). If \( I_0 \) denotes the maximum intensity, \( \frac{I}{I_0} \) is equal to
The minimum deviation produced by a hollow prism filled with a certain liquid is found to be 30\(^\circ\). The light ray is also found to be refracted at an angle of 30\(^\circ\). Then the refractive index of the liquid is
The rms velocity of a gas molecule of mass \( m \) at a given temperature is proportional to
Maximum height reached by a rocket fired with a speed equal to 50\% of the escape speed from the surface of the earth is (R – Radius of the earth)
One mole of a gas having \( \gamma = \frac{7}{5} \) is mixed with one mole of a gas having \( \gamma = \frac{4}{3} \). The value of \( \gamma \) for the mixture is ( \( \gamma \) is the ratio of the specific heats of the gas)