List of top Questions asked in AP EAPCET- 2022

A container is filled to a height of 20 cm with water. A 30 cm thick layer of oil with specific gravity 0.8 floats on the top of water. If the density of water is 1000 kg/m\(^3\) and atmospheric pressure is \(1 \times 10^5\) Pa, then the total pressure at the bottom of the container is:
[Acceleration due to gravity = 10 m/s\(^2\)]

A piece of metal having a square cross section of area 400 mm\(^2\) is pulled with 40 kN force, producing only elastic deformation. If the Young's modulus of the metal is \(40 \times 10^9~\text{N/m}^2\), then the strain is:

Assume a planet with orbiting radius R and period of revolution T around the sun experiences a gravitational force which follows inverse cube law instead of inverse square law. In this case, the period of revolution is proportional to:

A wheel rotates with an angular velocity of 420 revolutions/minute when power of 660 W is transferred to it. The torque acting on the wheel is:

A block is executing simple harmonic motion and its position is given by \(x = A \cos(\omega t + \phi)\). At time \(t = 0\), the ratio of the kinetic energy to the potential energy is \(\frac{1}{3}\). The magnitude of the phase angle \(\phi\) is:

If \(y = \frac{3}{\sqrt{2}}\left(\sin \frac{\pi}{4}t + \cos \frac{\pi}{4}t\right)\) cm represents simple harmonic motion, the time period of the motion is:

The ball initially has a velocity of 5 m/s in the positive x-direction and some time later has a velocity of 7 m/s in the positive y-direction. If the work done by the ball is 48 joule, then the mass of the ball in kg is:

A projectile needs to be launched such that its maximum height should not be more than 20 m. If the maximum initial velocity of the projectile is 40 m/s, then the horizontal range is nearly
[Acceleration due to gravity = 10 m/s\(^2\)]

Assertion [A]: A boy feels more pain when he falls down on a hard concrete floor than when he falls on the sand floor
Reason [R]: Every action has equal and opposite reaction. The time of impact of cement floor is smaller compared to that of sand floor

A circular race track of radius 240 m is banked at an angle of 45°. If the coefficient of friction between the wheels of a race car and the road is 0.2, the maximum permissible speed to avoid slipping is:
[Acceleration due to gravity = 10 m/s\(^2\)]

A thin circular ring of mass M and radius R is rotating about its axis with a constant angular velocity \(\omega\). Two objects each of mass m are attached gently to the ring on either side. The ring now rotates with an angular velocity:

Two bars A and B each of mass 100 g connected by a light spring of spring constant 10 N/m rest on a horizontal plane without tension in the string. The coefficient of friction between these bars and the surface is 0.1. The minimum force to be applied in the horizontal direction to bar A in order to shift bar B is:

A particle is moving along straight line. If its location at time t is given by \(x(t) = \alpha t e^{-t/\tau}; \alpha = 1~\text{m/s}, \tau = 1~\text{s}\). The velocity of the particle at t = 2 s is

A cyclist is riding a bicycle with a speed of 35 m/s from north to south. After some time rain starts falling vertically with the same speed as of the cyclist. How the cyclist will hold the umbrella?

Which of the following gives Carbylamine test?

The scientist whose major contribution is towards the measurement of electronic charge

Propanoic acid exists as dimer in which of the following:
(a) Vapour phase (b) Aqueous solvent (c) Aprotic solvent

Which among the following is/are reducing sugar? (i) Glucose (ii) Galactose (iii) Ribose (iv) Fructose

Which among the following readily participate in \(S_N2\) reaction?

Choose the correct statement:

One mole of a yellow coloured complex CoCl\(_3\cdot\)6NH\(_3\) gave three moles of AgCl on reaction with an excess of AgNO\(_3\). The conductivity of the solution of the complex is due to:

Decreasing order of acidic strength for the following is:

Identify the major product formed in the following reaction:

The rate of disappearance of hydrogen \((\text{H}_2)\) from the reaction \[ \text{N}_2(g) + 3\text{H}_2(g) \rightarrow 2\text{NH}_3(g) \] is \(6\, \text{g L}^{-1}\text{s}^{-1}\). The rate of production of ammonia \((\text{NH}_3)\) in \(\text{g L}^{-1}\text{s}^{-1}\) is:

Assertion (A): The stability of Cu\(^ {2+}\) ions is less than Cu\(^+\) in their aqueous solution.
Reason (R): Aqueous Cu\(^ {2+}\) has more negative \(\Delta_{hyd}H^0\) than Cu\(^+\).