List of top Physics Questions asked in AP EAPCET

A slit of width 'a' is illuminated normally by white light for red light ($ \lambda = 6500 \, \text{Å} $). The first minima is obtained at $ \theta = 30^\circ $. Then the value of 'a' is

In the given volume (V) - absolute temperature (T) graph of an ideal gas, the relation between the pressures $ P_1 $ and $ P_2 $ is

The relation between focal length (f) and radius of curvature (R) of a spherical mirror is
The materials which can be stretched to cause large strains are called as
A heat energy of 150 cal is supplied to a gas and an external work of 130 J is done on the gas, the change in internal energy is nearly
At atmospheric pressure, 1 g of water has a volume of 1671 cm³ in vapor phase. The change in internal energy when 1 g of water changes from liquid to vapor phase at atmospheric pressure is
The change in internal energy when a gas is taken through a cyclic process completely once is
A liquid of density $ 3000 \, \text{kg/m}^3 $ and coefficient of viscosity $ 0.1 \, \text{Pas} $ flows through a pipe with diameter $ 0.05 \, \text{m} $ with a velocity of $ 0.2 \, \text{m/s} $. The Reynolds number of the fluid is
A hot fluid cools from 200°C to 100°C in 5 minutes. Then the time taken by it to cool from 100°C to 50°C is nearly (Room temperature = 30°C)
A body 'A' of mass $ m_1 $ moving with a velocity of 6 m/s collides with another body 'B' of mass $ m_2 $ which is at rest. After collision if 'A' moves with 2 m/s and 'B' moves with 3 m/s in the initial direction of A, then the ratio of $ \frac{m_1}{m_2} $ is
Two boys A and B with masses 30 kg and 20 kg respectively are at the two extremes of a boat of mass 50 kg and length 5 m resting still on water. Boys A and B move towards each other and meet at the midpoint of the boat. During the process, the distance moved by the boat and boys is (Neglect friction between water and boat)
Two cars of different masses have same kinetic energy, then
Two objects separated by a distance r gravitationally attract each other with force F. If the distance between them is tripled, the force of attraction between them is
A solid sphere of mass 1 kg and radius 25 cm is at rest at the top of an inclined plane of height 175 cm and angle of inclination 30°. If the sphere rolls down without slipping, the maximum velocity of the sphere when it reaches the bottom of the inclined plane is (Acceleration due to gravity = 10 m/s²)
The equation of motion of a particle executing simple harmonic motion is given by $ x = 0.6 \sin (3t + 0.8 \cos 5t) $, where $ x $ is in meters and $ t $ is in seconds. The maximum acceleration of the particle in m/s² is
Two simple pendulums of lengths 1 m and 2 m are in phase at the mean position at a certain instant of time. The pendulums will be again in phase at a time of $ \frac{3T}{2} $, where $ T $ is the time period of the shorter pendulum. Then $ x = $?
From an elevated point 'A', a stone is projected vertically upwards. The velocity of the stone when it reaches a distance 'h' below 'A' is double its velocity when it was at a height 'h' above 'A'. The greatest height attained by the stone above 'A' is
For two vectors $ \mathbf{A} $ and $ \mathbf{B} $, if $ \mathbf{A} + \mathbf{B} = |\mathbf{A} - \mathbf{B}| $, then
The existence of neutrino emitted in the β-decay along with electron was predicted by
A body is projected from the ground with a speed 10 m/s at angle 30° with the horizontal. The height of the body after 5 seconds of its projection is (Acceleration due to gravity = 10 m/s²)
A body of mass 90 g is connected to a string of 100 cm length and whirled in a horizontal circle. If the string can withstand a tension of 2.25 N, then permissible maximum velocity of the body is
A motor cycle of mass 100 kg is moving with a velocity of 15 m/s on a circular path having radius of curvature 20 m. Then the centrifugal force acting on it is (Acceleration due to gravity = 10 m/s²)
What does Lenz's Law give ?
An $\alpha$-particle moves in a circular path of radius $1\, cm$ in a uniform magnetic field of $0.125\, T$. The de Broglie wavelength associated with the $\alpha$-particle is
A body of mass 2 kg thrown vertically upward from the ground with a velocity of $8 \, ms^{-1}$ reaches a maximum height of 3 in. The work done by the air resistance is_______ (Acceleration due to gravity = $10 \, ms^{-2}$)