List of top Questions asked in TS EAMCET- 2024

If a substance decays from 32 g to 1 g in 25 days, then its half-life is:

An object of mass $ m $ at a distance of $ 20R $ from the center of a planet of mass $ M $ and radius $ R $ has an initial velocity $ u $. The velocity with which the object hits the surface of the planet is: (G - Universal gravitational constant) \vspace{0.5cm}

A simple pendulum is made of a metal wire of length $ L $, area of cross-section $ A $, material of Young's modulus $ Y $, and a bob of mass $ m $. This pendulum is hung in a bus moving with a uniform speed $ V $ on a horizontal circular road of radius $ R $. The elongation in the wire is:

A body weighs the same on the surfaces of two planets of densities $ p_1 $ and $ p_2 $. The ratio of the radii of the planets is:

The initial and the final temperatures of a black body are $27^\circ C$ and $177^\circ C$ respectively. The increase in the amount of radiation emitted per second is:

Two positive point charges of $10 \, \mu C$ and $12 \, \mu C$ are kept in air with a separation of 12 cm. - To make the distance between the charges 4 cm, the work done is

Two points A and B on the axis of a circular current loop are at distances of 4 cm and $ 3\sqrt{3} $ cm from the center of the loop. If the ratio of the induced magnetic fields at points A and B is 216:125, the radius of the loop is:

If the de Broglie wavelength of a neutron at a temperature of 77Â°C is $ \lambda $, then the de Broglie wavelength of the neutron at a temperature of 1127Â°C is:

A body is projected from the ground at an angle of $ \tan^{-1}\sqrt{7} $ with the horizontal. At half of the maximum height, the speed of the body is $ n $ times the speed of projection. The value of $ n $ is

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

The displacement equations of sound waves produced by two sources are given by: $ y_1 = 5 \sin(400t) $ and $ y_2 = 8 \sin(408t) $, where $ t $ is time in seconds. If the waves are produced simultaneously, the number of beats produced per minute is:

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.

A body is falling freely from the top of a tower of height 125 m. The distance covered by the body during the last second of its motion is $x\%$ of the height of the tower. Then $x$ is (Acceleration due to gravity = 10 m/s$^2$)

A body P is projected at an angle of 30Â° with the horizontal and another body Q is projected at angle of 30Â° with the vertical. If the ratio of the horizontal ranges of the bodies P and Q is 1:2, then the ratio of the maximum heights reached by the bodies P and Q is

When the temperature of a wire is increased from 303 K to 356 K, the resistance of the wire increases by 10\%. The temperature coefficient of resistance of the material of the wire is:

In a radioactive sample $ 2 \times 10^8 $ nuclei reduce to $ 10^8 $ nuclei in 15 minutes, then the half-life of the sample in minutes is:

Three logic gates are connected as shown in the figure. If the inputs are $ A = 0 $, $ B = 1 $, and $ C = 1 $, then the values of $ y_1 $, $ y_2 $, and $ y_3 $ are respectively:

If the tension applied to a string is decreased by 36%, then the fundamental frequency of the transverse waves of the string is:

A boy of height 1.2 m is standing in front of a large concave mirror of radius of curvature 20 m at a distance of 40 m from the mirror. The distance of the image of the boy from the boy is:

The quality factor of a series LCR resonant circuit is 75. If the resistance is decreased by 50% and the inductance is increased by 100%, then the quality factor of the circuit is:

A solid sphere is rolling on a horizontal surface without slipping. The ratio of the translational and rotational kinetic energies of the sphere is

If the length of a cylinder made with a material of Poisson’s ratio 0.4 is increased by 5\%, then the decrease in its diameter is:

Two soap bubbles of volumes $ 27V $ and $ 64V $ coalesce under isothermal conditions. The volume of the bigger bubble formed is:

If the average speed of molecules of an ideal gas in a container is doubled and the volume of the container is halved, then the increase in the pressure of the gas is:

The radii of two conducting spheres A and B of each charge +90 µC are 8 cm and 10 cm respectively. When the two spheres are connected by a conducting wire, then the charge flowing from sphere A to sphere B is: