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AP EAPCET
List of top Questions asked in AP EAPCET
A body of mass 2 kg is on an inclined plane of inclination 30° and coefficient of friction is $ \frac{1}{\sqrt{3}} $. The minimum force required to move the body up the inclined plane is:
\[ \text{(Acceleration due to gravity = 10 ms}^{-2}\text{)} \]
Options:
AP EAPCET - 2023
AP EAPCET
Physics
Friction
The maximum acceleration with which a body of mass 200 kg is lowered into a well using a rope having a breaking force of 50 kg-wt is (Acceleration due to gravity = 10 $ ms^{-2} $)
AP EAPCET - 2023
AP EAPCET
Physics
Newtons Laws of Motion
A toy of mass 20 g at rest acquires a velocity $ (3\hat{i} - 2\hat{j}) $ ms$ ^{-1} $ in 2 seconds. Then the power of the toy is
AP EAPCET - 2023
AP EAPCET
Physics
Power
A ball is dropped from some height and after first collision with the ground if it reaches $ \frac{3}{4} $th of its original height, then the % loss of its energy is:
Options:
AP EAPCET - 2023
AP EAPCET
Physics
collision theory
A solid sphere of mass 2 kg is rolling without slipping on a horizontal surface with a velocity 5 m/s. The rotational kinetic energy of the sphere is:
Options:
AP EAPCET - 2023
AP EAPCET
Physics
Kinetic Energy
A solid sphere and a solid cylinder roll down without slipping along an inclined plane. If they start from rest from the top of the inclined plane, the ratio of the velocities of the solid sphere and solid cylinder when they reach the bottom of the inclined plane is:
AP EAPCET - 2023
AP EAPCET
Physics
Properties of Solids
A pendulum of time period one second is losing its mechanical energy due to damping. Its mechanical energy at time $ t = 0 $ is 45 J. After completing 15 oscillations, its mechanical energy is 15 J. The ratio of the damping constant and the mass of the object making damped oscillations is:
AP EAPCET - 2023
AP EAPCET
Physics
Oscillations
Let $ a $ and $ b $ be arbitrary constants and $ C $ be a fixed constant. If $ y = ae^{2x} + bxe^{2x} + C $ is the general solution of a differential equation, then the order of that differential equation is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Differential equations
The differential equation
\[ y^2 \, dx + (3xy - 1) \, dy = 0 \] is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Differential equations
The particular solution of the differential equation
\[ \frac{dx}{dy} = \frac{\sin y(1 + y \cot y)}{x \log(x^2 e)}, \quad y(1) = 0 \]
Options:
AP EAPCET - 2023
AP EAPCET
Mathematics
Order and Degree of Differential Equation
The potential difference across the ends of a conductor is $ (50 \pm 3) $ V and the current through it is $ (5 \pm 0.1) $ A. The percentage error in the measurement of the resistance of the conductor is:
Options:
AP EAPCET - 2023
AP EAPCET
Physics
potential energy
The velocity (v) of a particle starting from rest increases linearly with time (t) as $ v = 4t $, where v is in $ ms^{-1} $ and t is in second. The distance covered by the particle in the first 4 seconds is
AP EAPCET - 2023
AP EAPCET
Physics
Kinematics
The time taken by a boat to travel upstream to a certain distance and return back is 14 hours. If the velocity of boat in still water is 35 kmh$ ^{-1} $ and velocity of the stream is 5 kmh$ ^{-1} $, the distance travelled by the boat before it returns is
AP EAPCET - 2023
AP EAPCET
Physics
Relative Motion
If the angle between two unit vectors $ \vec{A} $ and $ \vec{B} $ is $ \theta $, then
\[ |\vec{A} + \vec{B}| = \]
AP EAPCET - 2023
AP EAPCET
Physics
Vectors
$\int e^{-2x} \left( \frac{1 - \sin 2x}{1 + \cos 2x} \right) dx =$
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
If $ S_n = \int_0^{\frac{\pi}{2}} \frac{\sin((2n-1)x)}{\sin x} \, dx $, and $ n $ is an integer, then $ S_{n+1} - S_n = $:
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
If $ a = 2n $ and $ b = 2m+1 $ for all $ m, n \in \mathbb{N} $, then
\[ \int_{-\pi}^{\pi} e^{\sin^2 x} \cot^{b}(2n+1) x \, dx = \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
If $ \int_{n}^{n+1} g(x) \, dx = n^2 $, $ \forall n \in Z $, then the value of $ \int_{-3}^{3} g(x) \, dx $ is
AP EAPCET - 2023
AP EAPCET
Mathematics
integral
$ \int_{0}^{\frac{\pi}{2}} \frac{\sum_{n=0}^{4} \sin \left( \frac{n\pi}{4} + x \right)}{\cos x + \sin x} dx = $
AP EAPCET - 2023
AP EAPCET
Mathematics
Definite Integral
The maximum value of $ a $ such that the second derivative of $ x^4 + ax^3 + \frac{3x^2}{2} + 1 $ is positive for all real $ x $ is
AP EAPCET - 2023
AP EAPCET
Mathematics
Derivatives
Let $ f : \mathbb{R} \to \mathbb{R} $ be a continuous function. If $ px + my + n = 0 $ is a tangent drawn to the curve $ y = f(x) $ at $ x = \alpha $, then at $ x = 0 $, the value of
\[ \frac{d}{dx} \left( f(\alpha e^{2x}) \right) \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Derivatives
In the interval $ \left( \frac{1}{e}, e \right) $, a decreasing function among the following functions is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Fundamental Theorem of Calculus
If the height of a cone of greatest volume that can be inscribed in a sphere of radius $ R $ is $ kR $, then the ratio of the volume of the cone to the volume of the sphere is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Geometry
If $ f(x) = \frac{x}{(1 + nx^n)^{1/n}} $ for $ n \geq 2 $, then
\[ \int x^{n-2} f(x) \, dx = \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
The integral
\[ \int \frac{1 + x \cos x}{x \left[ 1 - x^2 \left( e^{\sin x} \right)^2 \right]} \, dx \]
Options:
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
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