List of top Physics Questions asked in AP EAPCET

At what depth inside Earth does \(g\) become half of its surface value? (Earth radius \(=R\))

Escape velocity on a planet is \(10\ \text{km/s}\). If the radius remains same but the mass becomes \(4\) times, the new escape velocity is:

Boat speed \(=5\ \text{m/s}\), river speed \(=3\ \text{m/s}\), width \(=40\ \text{m}\). Minimum time?

Vectors of magnitude \(3\) and \(4\) are perpendicular. Resultant?

A projectile is projected with speed \(20\ \text{m/s}\) at an angle of \(30^\circ\). The range is \((g=10\ \text{m/s}^2)\):

A car moving at \(20\ \text{m/s}\) comes to rest with a uniform retardation of \(5\ \text{m/s}^2\). The stopping distance is:

A body starts from rest and accelerates uniformly at \(2\ \text{m/s}^2\). The distance covered in \(5\ \text{s}\) is:

Two cars move in the same direction with velocities \(20\ \text{m/s}\) and \(30\ \text{m/s}\). The velocity of one car relative to the other is:

The velocity-time graph of a particle is given by \(v=4t\). The acceleration is:

A particle moves such that its velocity-time graph is a straight line from \(0\ \text{m/s}\) at \(t=0\) to \(20\ \text{m/s}\) at \(t=10\ \text{s}\). The displacement in \(10\ \text{s}\) is:

A screw gauge has pitch \(=0.5\ \text{mm}\) and number of divisions on circular scale \(=50\). Find least count.

The measured value of a quantity is \(98\) units, while the true value is \(100\) units. The percentage error is:

The result of \(3.456+2.1\) with correct significant figures is:

A speed of \(54\ \text{km/h}\) is equal to:

Which of the following physical quantities has the same dimensions as surface tension?

A thin metal disc of radius \(r\) floats on water surface and bends the surface downwards along the perimeter making an angle \(\theta\) with vertical edge of the disc. If the disc displaces a weight of water \(W\) and surface tension of water is \(T\), then the weight of metal disc is

The coordinates of a particle moving in x-y plane at any instant of time \(t\) is \(x = 4t^2\); \(y = 3t^2\). The speed of the particle at that instant is:

The masses of two particles having same kinetic energies are in the ratio \(2 : 1\). Then their de Broglie wavelengths are in the ratio.

A particle is executing SHM of amplitude \(4\text{ cm}\) and time period \(4\text{ s}\). The time taken by it to move from positive extreme position to half the amplitude is

If \(x\) and \(y\) be the distances of the object and images formed by a concave mirror from its focus and \(f\) be the focal length then:

The equation of path of a projectile moving in x-y plane is given by $ y = x - \frac{x^2}{25} $, then the initial speed and maximum height of particle will be (take $ g = 10 \, \text{m/s}^2 $):

Two polaroids are oriented with their principal planes making an angle of $60^\circ$. Then the percentage of incident unpolarized light which passes through the system is:

Twenty seven drops of same size are charged at $220\text{ V}$ each. They combine to form a bigger drop. Calculate the potential of the bigger drop.}

A current loop of magnetic moment $ 0.5 \, \text{Am}^2 $ is placed in a magnetic field of $ 0.4 \, \text{T} $. If the loop is rotated from an angle of $ 0^\circ $ to $ 180^\circ $, what is the change in potential energy?}

The potential energy of a simple harmonic oscillator when the particle is half way to its end point is (where $ E $ is the total energy):