List of top Questions asked in AP EAPCET

The species diversity between two adjacent ecosystems is
The energy stored in a coil of inductance 50 mH carrying a current of 2 A is:
If the error in the measurement of the surface area of a sphere is 1.2%, then the error in the determination of the volume of the sphere is
As shown in the figure, if the values of the electric potential at three points A, B and C in a uniform electric field (\( \vec{E} \)) are \(V_A\), \(V_B\), and \(V_C\) respectively, then
electric potential at three points A, B and C
The de Broglie wavelength associated with an electron accelerated through a potential difference of \( \frac{200}{3} \ \text{V} \) is nearly
The buffer system that helps in maintaining pH of blood between 7.26 and 7.42 is
What are X and Y respectively in the following set of reactions?
A vector perpendicular to the vector $\left(4\hat{i} - 3\hat{j}\right)$ is
The electron gain enthalpy (Cl2,H) of chlorine is -3.7 eV mol-1. How much energy (in kcal mol-1) is released when 71 g of chlorine atoms are completely converted into Cl- ions in gaseous state? (1 eV = 23 kcal)
For transmitting a signal of frequency 1000 kHz, the minimum length of the antenna is
Identify the conditions at which van der Waals equation of state changes to ideal gas equation.
Two capacitors of capacitances \( 4 \, \mu\text{F} \) and \( 6 \, \mu\text{F} \) are connected in series across a potential difference of \( 300 \, \text{V} \). What is the potential difference across the \( 4 \, \mu\text{F} \) capacitor?
Choose the correct statement among the following
I. Wheat $\rightarrow$ Pusa komal $\rightarrow$ hill bunt
II. Cauliflower $\rightarrow$ Pusa Shubra $\rightarrow$ Black rot
III. Chilli $\rightarrow$ Pusa Sadabahar $\rightarrow$ TMV
IV. Brassica $\rightarrow$ Pusa Swarmin $\rightarrow$ Bacterial blight
Assertion (A): TCA cycle requires continuous replenishment of oxaloacetic acid.
Reason (R): TCA cycle requires regeneration of NAD\textsuperscript{+} and FAD\textsuperscript{+} from NADH and FADH.
A bomb of mass 12 kg at rest explodes into two pieces of masses 4 kg and 8 kg. If the velocity of 8 kg mass is \( 6\,{ms}^{-1} \), then the kinetic energy of 4 kg mass is

The ratio of the currents i$_1$, i$_2$ and i$_3$ in the circuit is:

Choose the incorrect statement among the following
Identify the set containing isoelectronic species.
Choose the correct statements among the following
I. Streptokinase is produced by Streptococcus.
II. Saccharomyces cerevisiae is used for commercial production of Ethanol.
III. Cyclosporin-A — blood cholesterol lowering agent produced by Trichoderma polysporum.
IV. Statin produced by yeast.
A compound contains 40% carbon, 6.7% hydrogen, and 53.3% oxygen by mass. What is its empirical formula?
Which of the following will give a white precipitate with \( \text{AgNO}_3 \) solution?
A balloon with mass 'm' is descending vertically with an acceleration 'a' (where a \(<\) g). The mass to be removed from the balloon, so that it starts moving vertically up with an acceleration 'a' is
What are X and Y respectively, in the given set of reactions?
CH3CH2CH2Cl
The efficiency of a Carnot's heat engine is \( \frac{1}{3} \). If the temperature of the source is decreased by \(50^\circ \text{C}\) and the temperature of the sink is increased by \(25^\circ \text{C}\), the efficiency of the engine becomes \( \frac{3}{16} \). The initial temperature of the sink is
The larva of Wuchereria exhibits