List of top Questions asked in AP EAPCET

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
The statement related to law of definite proportions is:
Identify the reaction/process in which the entropy increases.
A cyclic process involves 3 states with 1 mole of ideal gas as follows:\ State 1: \( T = 300 \text{ K},\ P = 15 \text{ bar} \)\ State 2: \( T = 300 \text{ K},\ P = 10 \text{ bar} \)\ State 3: \( T = 300 \text{ K},\ P = 5 \text{ bar} \)\ Calculate the total work done during one complete cycle.
The formation of ammonia from its constituent elements is an exothermic reaction. \ The effect of increase in temperature on the reaction equilibrium is:
Output of the following logic circuit is:
logic circuit
The maximum number of TV signals that can be transmitted along a co-axial cable is:
If \( \Delta x \) is the uncertainty in position and \( \Delta v \) is the uncertainty in velocity of a particle and both are equal, then the correct expression for uncertainty in momentum for the same particle is:
The number of radial nodes and angular nodes in a 4f orbital are respectively:
Lithium shows diagonal relationship with element X and aluminum with element Y. Identify X and Y respectively.
The correct order of the metallic character of the elements Be, Al, Na, K is:
Choose the correct option from the following:
An electromagnetic wave travels along the z-axis. At a certain point in space, the electric field is \( 8.7 \, \text{Vm}^{-1} \) along the x-axis. What is the magnitude of the magnetic field along the y-axis?
A coil of inductance \( 0.1 \, \text{H} \) and resistance \( 110 \, \Omega \) is connected to an AC source of \( 110 \, \text{V}, 350 \, \text{Hz} \). What is the phase difference between the voltage maximum and the current maximum?
If the average power per unit area delivered by an electromagnetic wave is \( 9240 \, \text{Wm}^{-2} \), what is the amplitude of the magnetic field in the wave?
A beam of light with intensity \( 10^5 \, \text{Nm}^{-2} \) and cross-sectional area \( 20 \, \text{cm}^2 \) is incident on a fully reflective surface at an angle of \( 45^\circ \). Find the force exerted by the beam on the surface.
The metal which has the highest work function in the following is:
For a hydrogen atom, the energy of a stationary electron is given by \( E_n = -\frac{13.6}{n^2} \, \text{eV} \). The energy required to excite the electron to the second excited state and to the ionized state are:
The graph of \( \ln \left( \frac{R}{R_0} \right) \) versus \( \ln A \), where \( R \) is the radius of a nucleus, \( A \) its mass number, and \( R_0 \) a constant, is:
A capacitor \( C_1 = 1\, \mu\text{F} \) is charged using a 9 V battery. It is then disconnected and connected to capacitors \( C_2 = 2\, \mu\text{F} \) and \( C_3 = 3\, \mu\text{F} \) as shown. Find the charge on \( C_3 \) after equilibrium is reached.
A capacitor C1 = 1µF is charged using a 9 V battery
Two positive charges of 10 \( \mu \text{C} \) and 12 \( \mu \text{C} \) are 10 cm apart. What is the work done in bringing them 6 cm closer?
Current density in a cylindrical wire of radius \( R \) varies with radial distance as \( \beta (r + r^2) \). What is the current through the shaded section (sector angle \( \pi/6 \)) of the wire as shown in the figure?
Current density in a cylindrical wire of radius R
A cell supplies currents of 1 A and 0.5 A through resistors of 2.5 \( \Omega \) and 10 \( \Omega \), respectively. The internal resistance of the cell is:
Two infinite wires are placed at \( x = -2 \, \text{cm} \) and \( x = 1 \, \text{cm} \) along the y-axis, each carrying current upward. An electron is fired from the origin at \( 45^\circ \) to the x-axis with speed \( U \). The force on the electron at the moment of launch is:
(\( B_0 \) is the field at origin due to the wire at \( x = 1 \, \text{cm} \))
Two electrons \( e_1 \) and \( e_2 \), both having mass \( m \) and charge \( q \), are projected perpendicular to a magnetic field \( B \). If the kinetic energy of \( e_1 \) is twice that of \( e_2 \), what is the relation between their rotation frequencies \( f_1 \) and \( f_2 \)?