List of top Physics Questions asked in AP EAPCET

The equation of a stationary wave is \( y = 20 \sin(\pi x) \cos(\omega t) \), where \( x, y \) are in metre and \( t \) is in second. The distance between a node and its adjacent antinode is:
If the maximum range of a projectile is $R$, then the maximum height reached by the projectile is
Two bodies of masses 12 kg and 6 kg are projected simultaneously with velocities 15 ms\(^{-1}\) and 20 ms\(^{-1}\) respectively from the top of a tower of height 25 m. The body of mass 12 kg is projected vertically upwards and the body of mass 6 kg is projected horizontally. The maximum height reached by the centre of mass of the system of two bodies from the ground is:
Among the following, velocity \( v \) - time \( t \) graph representing the motion of a vertically projected body is:
At any instant \( t \), the vertical distance \( Y \) and horizontal distance \( X \) of a projectile are given by \[ 2Y = 6t - g t^2 \quad \text{and} \quad X = 4t, \] The initial velocity of the projectile is:
The time of flight of a vertically projected stone is 8 s. The position of the stone after 6 s from the ground is
If a stone is projected at certain angle ‘θ’ with the horizontal such that its horizontal range is equal to its maximum height, then angle of projection ‘θ’ is
The magnitude of the magnetic field due to a circular coil of radius R carrying a current I at its centre is
The properties of a material required to make permanent magnets are
The colour which has the highest critical angle of incidence is
If \( r_1 \) and \( r_2 \) are the angles of refraction at the first face and second face of a prism, then the angle of the prism is:
The magnifying power of a telescope with tube length 60 cm is 5. Then the focal length of its eye piece is:
A block of mass 5 kg moving on a rough surface with a velocity of 4 ms\(^{-1}\) is stopped by the friction in 2 seconds. Then the coefficient of friction between the contact surfaces is:
A bullet of mass 20 g moving with $500 \text{ ms}^{-1}$ is pierd 1 cm into a wooden block, then the retarding for experiend by the bullet is
A toy car of mass 100 g is moving with velocity of $(\hat{i}+2\hat{j}-3\hat{k})$ m/s, then the kinetic energy of the car is
When a spring of force constant \(200~\text{Nm}^{-1}\) is compressed by a force of \(10~\text{N}\), then the compression in the spring is
The speed of a body of mass 10 kg changes from 20 ms$^{-1}$ to 30 ms$^{-1}$. The increase in the kinetic energy of the body is
The energy consumed by a 1000 W electric bulb when it is used for 1 hour is
Among the following the least unit for length is
A stone thrown with velocity \( u \) at angles \( \theta \) and \( (90^\circ - \theta) \) with the horizontal reaches maximum heights \( H_1 \) and \( H_2 \) respectively. Its horizontal range is
A body is made to move up along an inclined plane of inclination \(30^\circ\) and the coefficient of friction is 0.5, then its retardation is:
A machine gun fires 300 bullets per minute each with a velocity of 500 ms\(^{-1}\). If the mass of each bullet is 4 g, the power of the machine gun is:
A body falls freely from a height of 100 m on to the ground and rebounds to a maximum height of 36 m after collision. The coefficient of restitution between the ground and the body is:
The range of a projectile of weight \( W \) is \( R \). The average torque on the projectile between the initial and final positions \( P \) and \( Q \) about the point of projection is:
Two springs A and B fixed at the top and are stretched by 8 cm and 16 cm respectively, when loads of 20 N and 10 N are suspended at the lower ends. The ratio of the spring constants of the springs A and B is: