List of top Physics Questions asked in TS EAMCET

A block of mass 2 kg is tied to one end of a 2 m long metal wire of 1.0 mmÂ² area of cross-section and rotated in a vertical circle such that the tension in the wire is zero at the highest point. If the maximum elongation in the wire is 2 mm, the Young's modulus of the metal is:

37 g of ice at 0Â°C is mixed with 74 g of water at 70Â°C. The resultant temperature is:

A body thrown vertically upwards from the ground reaches a maximum height ‘h’. The ratio of the kinetic and potential energies of the body at a height 40\% of h from the ground is

A conductor of length 1.5 m and area of cross-section $ 3 \times 10^{-5} \, \text{m}^2 $ has electrical resistance of 15 $ \Omega $. The current density in the conductor for an electric field of 21 $ \text{V/m} $ is.

The temperature at which the rms speed of oxygen molecules is 75\% of the rms speed of nitrogen molecules at a temperature of $ 287^\circ C $ is:

If the ratio of the radii of nuclei $ \mathbf{^{52}X_A} $ and $ \mathbf{^{13}Al^{27}} $ is 5:3, then the number of neutrons in the nucleus $ X $ is:
Choose the correct answer from the options given below:

The voltage gain of a transistor in common emitter configuration is 160. The resistances in base and collector sides of the circuit are 1k$ \Omega $ and 4k$ \Omega $, respectively. If the change in base current is 100$ \mu $A, then the change in output current is

A pendulum clock loses 10.8 seconds a day when the temperature is $ 38^\circ C $ and gains 10.8 seconds a day when the temperature is $ 18^\circ C $. The coefficient of linear expansion of the metal of the pendulum clock is:

If two linear antennas having lengths in the ratio 2:3 are emitting radiations of wavelengths in the ratio 8:9, then the ratio of effective powers radiated by them are in the ratio:

An aircraft executes a horizontal loop of radius 9 km at a constant speed of 540 km/h. The wings of the aircraft are banked at an angle of

A massless spring of length $ l $ and spring constant $ k $ oscillates with a time period $ T $ when loaded with a mass $ m $. The spring is now cut into three equal parts and connected in parallel. The frequency of oscillation of the combination when it is loaded with a mass $ 4m $ is: \vspace{0.5cm}

A circular plate of radius $ r $ is removed from a uniform circular plate P of radius $ 4r $ to form a hole. If the distance between the centre of the hole formed and the centre of the plate P is $ 2r $, then the distance of the centre of mass of the remaining portion from the centre of the plate P is?

The region in the output voltage versus input voltage graph where a transistor can be used as an amplifier is?

A thin plano-convex lens of focal length 73.5 cm has a circular aperture of diameter 8.4 cm. If the refractive index of the material of the lens is $ \frac{5}{3} $, then the thickness of the lens is nearly.

When an object of height 12 cm is placed at a distance from a convex lens, an image of height 18 cm is formed on a screen. Without changing the positions of the object and the screen, if the lens is moved towards the screen, another clear image is formed on the screen. The height of this image is.

The difference between the fundamental frequencies of an open pipe and a closed pipe of the same length is 100 Hz. The difference between the frequencies of the second harmonic of the open pipe and the third harmonic of the closed pipe is:

A solid sphere rolls down without slipping from the top of an inclined plane of height 28 m and angle of inclination 30Â°. The velocity of the sphere when it reaches the bottom of the plane is (Acceleration due to gravity $ g = 10 \, \text{m/s}^2 $)

An $\alpha$-particle of energy $ E $ is liberated during the decay of a nucleus of mass number 236. The total energy released in this process is 236. The total energy released in this process is

A particle of mass 4 mg is executing simple harmonic motion along x-axis with an angular frequency of 40 rad/s. If the potential energy of the particle is $ V(x) = a + bx^2 $, where $ V(x) $ is in joule and $ x $ is in meter, then the value of $ b $ is:

In a time ‘’t", the amplitude of vibrations of a damped oscillator becomes half of its initial value, then the mechanical energy of the oscillator decreases by:

If you are using eyeglasses of power $ 2D $, your near point is:

A cannon fires two similar shells one after the other each with a velocity of 100 m/s at angles 60$^\circ$ and 30$^\circ$ respectively with the horizontal such that they both hit the target at the same time. The time interval between the firing of the two shells is (Acceleration due to gravity = 10 m/s²).

An alphabet 'a' made of two similar thin uniform metal plates of each length $ L $ and width $ a $ is placed on a horizontal surface as shown in the figure. If the alphabet is vertically inverted, the shift in the position of its center of mass from the horizontal surface is:

A circular coil carrying a current of 2.5 A is free to rotate about an axis in its plane perpendicular to an external magnetic field. When the coil is made to oscillate, the time period of oscillation is $ T $. If the current through the coil is 10 A, the time period of oscillation is.

Steam of mass 60 g at a temperature $ 100^\circ C $ is mixed with water of mass 360 g at a temperature $ 40^\circ C $. The ratio of the masses of steam and water in equilibrium is?
(Latent heat of steam = 540 cal/g and specific heat capacity of water = 1 cal/g◦C)