List of top Questions asked in AP EAPCET

The alkaline earth metal with lowest density is
The sum of oxygen atoms in the formulae of peroxysulphuric acid and pyrosulphuric acid is
The following is comparable to a professional dinner guest
1.06 g of Na$_2$CO$_3$ (molar mass = 106 g mol$^{-1}$) is dissolved in 500 g water. What is its molality?
Which of the following drug is used on diseased skin surface?

Which of the following exhibits optical isomerism?

An inductor is connected to an ac source of frequency 50 Hz. The frequency of the instantaneous power developed in the circuit is
Two square plates A and B have same thickness \( t \), material. B’s side is twice A’s. Find \( \frac{R_A}{R_B} \):
Two square plates A and B have same thickness t,
If the osmotic pressure of cane sugar solution is 2.46 atm at 27°C, then what is the concentration (in mol L\(^{-1}\)) of the solution (R = 0.0821 L atm mol\(^{-1}\) K\(^{-1}\))
Identify the correct statements from the following
I. Brass is an alloy of copper and nickel
II. Bronze is an alloy of copper and zinc
III. German silver is an alloy of copper, zinc and nickel
IV. Brass is an alloy of copper and zinc
Which of the polymer is used in the controlled release of drug?
The energy (in J) released when an excited electron of 5$^{\text{th}}$ orbit of hydrogen atom returns to its ground state is
The following plant is characterized by trimerous flowers, superior and trilocular ovary with axile placentation.
The notochordal mesoderm induces the overlying ectodermal cells that are involved in the formation of:
An alpha particle of energy \( K \, \text{MeV} \) is moving towards a nucleus of atomic number \( Z \). The distance of closest approach of the alpha particle to the nucleus in meters is
If \( \Delta G \) and \( \Delta S \) for the reaction \( A(g) \to B(g) + 2C(g) \) at 2000 K are -40 kJ mol$^{-1}$ and 0.22 kJ K$^{-1}$ mol$^{-1}$, respectively, the change in internal energy for the same reaction approximately (in kJ mol$^{-1}$) is?
Two alkali halide salts, \[ \text{ACl} \] and \[ \text{BCI} \] gave crimson red and violet in their flame test respectively. A and B are respectively
A first-order reaction has the rate constant of \(1.15 \times 10^{-3} \, \text{s}^{-1}\). The time required to reduce 10 g of reactant to 6 g is \(x \times 10^2\) sec. What is the approximate value of \(x\)?
If the enthalpy and entropy change for a reaction at 298 K are -145 kJ mol$^{-1}$ and -650 J K$^{-1}$ mol$^{-1}$ respectively, which one of the following statements is correct?
A carrier wave of peak voltage 15 V is used to transmit a message signal. If the modulation index is 60%, then the peak voltage of the modulating signal is
A monatomic gas of volume \( V \) and pressure \( P \) expands isothermally to a volume \( 27V \) and then compressed adiabatically to a volume \( V \). The final pressure of the gas is:
Which of the following organisms exhibit regeneration?
Fusion between two similar gametes, two dissimilar gametes, and non-motile and motile gametes occurs in these organisms respectively.
In a dorsiventral leaf, the position of xylem
Heterozygous tall plants were crossed with dwarf plants. Then the percentage of dwarf plants produced in the next progeny is: