List of top Questions asked in AP EAPCET

The colloidal solution used to treat stomach disorders is:
A body is suspended from a string of length 1 m and mass 2 g. The mass of the body required to produce a fundamental frequency of 100 Hz in the string is (Take \( g = 10 \, \text{ms}^{-2} \))
The frequency suitable beyond the horizon communication using sky wave is:
Metal ‘M’ in the following reaction is: \[ 2 \text{MNO}_3 \rightarrow \text{M}_2\text{O} + 2\text{NO}_2 + \frac{1}{2}\text{O}_2 \]
The volume of a gas at 30 °C temperature and 760 mm of Hg pressure is 100 cc. Then its volume at the same temperature and 400 mm of Hg is
Two forces of magnitude 4 N act on an object of mass 1 kg: \( \vec{F}_1 \) at 30° to x-axis and \( \vec{F}_2 \) along y-axis. Find the magnitude of acceleration.
Two wooden blocks of mass M\(_1\) and M\(_2\) rest on a frictionless table. A bullet of mass m is fired at M\(_1\) with speed v which embedded in it and the two together finally collide with M\(_2\). Find the velocity of M\(_2\) after collision. [Ignore any energy loss and treat the problem to be one dimensional]
Assertion (A): HCl gas is dried by passing through concentrated H$_2$SO$_4$
Reason (R): HCl gas reacts with NH$_3$ that gives white fumes
The amount of heat needed to heat \( 200 \, \text{g} \) of ice at \(-10^\circ C\) to convert it into water at \(30^\circ C\) is: Specific heat capacity of ice = \( 2100 \, \text{J/kgK} \)
Specific heat capacity of water = \( 4186 \, \text{J/kgK} \)
Latent heat of fusion of ice = \( 3.35 \times 10^5 \, \text{J/kg} \)
Among the gases a, b, c, d, e, and f, the gases that show only positive deviation from ideal behavior at all pressures in the graph are:
Among the gases a, b, c, d, e, and f, the gases
Identify the correct variation of pressure and volume of a real gas (A) and an ideal gas (B) at constant temperature.
($ y = P, x = V $)
Consider the following statements:
(A) Whentemperature increases, the viscosity of gases increases and viscosity of liquids decreases.
(B) Water does not wet an oily glass because the cohesive force of oil is less than that of water.
(C) A liquid will wet a surface if the angle of contact is greater than 90◦.
Which of the following is true?
Identify the major product from the following reaction sequence:
the major product from the following reaction sequence
The maximum number of TV signals that can be transmitted along a co-axial cable is:
Consider the following statements
Statement (A): The resistance of an ideal diode in forward biased condition is zero.
Statement (B): In a half wave rectifier, the load current flows only for every half cycle of the input signals.
Statement (C): In the breakdown region, a zener diode behaves as a constant voltage source.
A radioactive element of mass 1 kg after N years is left with only 125 g. If the half life of the element is 12.5 y, then the value of N is
Identify the major product from the following reaction sequence:
major product from the following reaction sequence
Reactant: 1-phenylpropanol
The number of network solids and ionic solids in the list given below is respectively
H$_2$O (ice), AlN, Cu, CaF$_2$, diamond, MgO, CCl$_4$, ZnS, Ag, NaCl, SiO$_2$
A biker travels \( \frac{1}{3} \) of the distance \( L \) with speed \( v_1 \) and \( \frac{2}{3} \) of the distance with speed \( v_2 \). Then the average speed is:
The statement related to law of definite proportions is:
38.6 A of current is passed for 100 s through aqueous CuSO4 using platinum electrodes. Find mass of Cu deposited and volume of gas evolved (Cu = 63.54 g mol-1)
Which of the following can undergo disproportionation reaction on heating with Conc. Alkali?
With reference to the carbonyl group which statement(s) is/are correct? a) Carbonyl Carbon is electrophilic b) Carbonyl Carbon is nucleophilic c) Carbonyl Oxygen is electrophilic d) Carbonyl Oxygen is nucleophilic
Which of the following reactions is not a disproportionation reaction?
The shapes of \( \text{XeF}_2 \), \( \text{XeF}_4 \), and \( \text{XeO}_3 \) respectively are: