List of top Physics Questions asked in TS EAMCET

A thin uniform circular disc of mass \(\frac{10}{\pi^2}\) kg and radius 2 m is rotating about an axis passing through its centre and perpendicular to its plane. The work done to increase the angular speed of the disc from 90 rev/min to 120 rev/min is
A body of mass 'm' moving with a velocity of 'v' collides head on with another body of mass '2m' at rest. If the coefficient of restitution between the two bodies is 'e', then the ratio of the velocities of the two bodies after collision is
A body of mass 500 g is falling from rest from a height of 3.2 m from the ground. If the body reaches the ground with a velocity of 6 ms⁻¹, then the energy lost by the body due to air resistance is (Acceleration due to gravity = 10 ms⁻²)
A force separately produces accelerations of 18 ms⁻², 9 ms⁻² and 6 ms⁻² in three bodies of masses P, Q and R respectively. If the same force is applied on a body of mass P+Q+R, then the acceleration of that body is
If a body projected with a velocity of 19.6 ms⁻¹ reaches a maximum height of 9.8 m, then the range of the projectile is (Neglect air resistance)
If the length of a rod is measured as 830600 mm, then the number of significant figures in the measurement is
The phenomenon of physics that deals with the constitution and structure of matter at the minute scales of atoms and nuclei is
A drop of radius \( R \) breaks into \( n \) equal drops. What is the ratio of total final surface energy to initial surface energy?
A body is projected vertically upward with an initial velocity of 40 m/s. Calculate the maximum height reached by the body. (Take \( g = 9.8 \, \text{m/s}^2 \))
If the sum of two vectors is a unit vector, then the magnitude of their difference is:
If the charge \(Q\) is given to a conductor, then
A body moves along the sides of an equilateral triangle of side 20 cm and comes back to the initial point after one round. Then the distance and displacement of the body respectively are
A point charge of 3.0 μC is at the center of a cubic Gaussian surface of radius 10 cm. What is the net electric flux through the surface?
A drop of water of radius 0.0015 mm is falling in air. The coefficient of viscosity of air is \( 1.8 \times 10^5 \, \text{kgm}^{-1} \, \text{s}^{-1} \). If the density of the air is neglected, then what will be the terminal velocity of the drop?
The length of minute hand in a clock is 4.5 cm. If the tip of the minute hand moves from 6 AM to 6:30 AM, the average velocity of the tip is:
Which of the following forces have infinite range?
A straight wire carrying current \( I \) is lying along the axis of a circular loop carrying current \( I \). The force on this wire due to the circular loop is proportional to (Assume the axis of the circular loop is perpendicular to the plane of the loop).
In a photoelectric experiment the incident photons have frequency \( \frac{3}{2} \nu \), where \( \nu \) is the threshold frequency of the material. What is the kinetic energy of the emitted electrons?
A ball is projected vertically up with speed \( V_0 \) from a certain height \( H \). When the ball reaches the ground, the speed is \( 3V_0 \). The time taken by the ball to reach the ground and height \( H \) respectively are:
The square of resultant of two equal forces is three times their product. The angle between the forces is?
A rod has length \( L \). The linear mass density is \( 2x \, \text{kg/m} \), where \( x \) is the distance from the left end. The center of mass of the rod from the left end lies at a distance of
The thermo emf of a thermocouple varies with temperature as \( E = A\theta + B\theta^2 \). If the cold junction is kept at \( 0^\circ C \), the neutral temperature is:
A wire of length \(L\) and cross-sectional area \(A\) has a Young's modulus \(Y\). If the wire is stretched by a force \(F\), the elongation produced in the wire is:
The ratio of the average value of kinetic energy to that of potential energy for an SHM is:
A charged particle enters a magnetic field with velocity \( v \) at an angle of \( 60^\circ \) with the field. If the time period of the helical path is 2 seconds, the pitch of the helical path is: