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AP EAPCET
List of top Questions asked in AP EAPCET
If four dice are thrown simultaneously, then the probability that none of the dice shows the number 1 on its face, is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Probability
How many of the following are neutral oxides?
CO, NO, Na\(_2\)O, N\(_2\)O, Cl\(_2\)O\(_7\), Al\(_2\)O\(_3\), As\(_2\)O\(_3\)
AP EAPCET - 2023
AP EAPCET
Chemistry
Inorganic chemistry
Evaluate the integral:
\[ \int_0^1 \left( \sqrt{10} \right)^{2x} \, dx \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
Evaluate the following integral:
\[ \int (x^3 + x^2 m + x^m) (2x^{2m} + 3x^m + 6x^m) \, dx \]
AP EAPCET - 2023
AP EAPCET
Mathematics
Calculus
Let \( f(x) = |x| \) and \( g(x) = |x| + a \), \( (a>0) \). For \( 0 \le x \le b \), \( \{(x, y) / g(x) \le y \le f(x)\} \) represents all the points in the interior of
AP EAPCET - 2023
AP EAPCET
Mathematics
Functions
Which one of the following functions is discontinuous at $x=1$?
AP EAPCET - 2023
AP EAPCET
Mathematics
Calculus
If \( \alpha \) and \( \beta \) are the roots of the equation \( x^2 + x + 1 = 0 \), then the quadratic equation whose roots are \( \alpha^{2023} \) and \( \beta^{2012} \) is
AP EAPCET - 2023
AP EAPCET
Mathematics
Complex numbers
A car is moving along a circular path having coefficient of friction 0.5 and radius of curvature 16.2 m. Then the maximum velocity of the car that can travel without falling outwards is (Acceleration due to gravity = 10 ms\(^{-2} \))
AP EAPCET - 2023
AP EAPCET
Physics
Friction
Let \( S = \{ z \in \mathbb{C} : |z - 1 + i| = 1 \} \) represents:
AP EAPCET - 2023
AP EAPCET
Mathematics
Complex numbers
Among the following organic halides in the increasing order of their dehydrohalogenation reactions in the presence of alcoholic KOH
AP EAPCET - 2023
AP EAPCET
Chemistry
Organic Chemistry
If \( r_1 \) and \( r_2 \) are the angles of refraction at the first face and second face of a prism, then the angle of the prism is:
AP EAPCET - 2023
AP EAPCET
Physics
Ray optics and optical instruments
The time required (in hours) to reduce 3 mol of \( Fe^{3+} \) ions to \( Fe^{2+} \) ions with 2.0 amperes of current is (1 F = 96500 C mol\(^{-1} \))
AP EAPCET - 2023
AP EAPCET
Chemistry
Electrochemistry
A body is thrown vertically upwards with an initial velocity \( u \). If \( g \) is the acceleration due to gravity, then the total time taken for the body to return to the starting point is:
AP EAPCET - 2023
AP EAPCET
Physics
Kinematics
A stone thrown with velocity \( u \) at angles \( \theta \) and \( (90^\circ - \theta) \) with the horizontal reaches maximum heights \( H_1 \) and \( H_2 \) respectively. Its horizontal range is
AP EAPCET - 2023
AP EAPCET
Physics
Kinematics
If \( A = \begin{bmatrix} 1 & 0 & 1 \\ 0 & 1 & 1 \\ 0 & 1 & 0 \end{bmatrix} \), then \( A^{-1} \) = ?
AP EAPCET - 2023
AP EAPCET
Mathematics
Matrix
Which of the following is not the property of covalent substances?
AP EAPCET - 2023
AP EAPCET
Chemistry
Ionic and covalent bonding
Inside a charged hollow sphere, at any point the electric field \( E \) and potential \( V \) are:
AP EAPCET - 2023
AP EAPCET
Physics
Electrostatics
A liquid of density 800 kg/m$^3$ is used instead of mercury in the Torricelli barometer. What is the height of the liquid column if atmospheric pressure is 76 cm of Hg? (Density of mercury = $13.6 \times 10^3$ kg/m$^3$)
AP EAPCET - 2023
AP EAPCET
Physics
Fluid Mechanics
If $ X $ is a random variable with the probability distribution
\[ P(X = k) = \frac{(k+1)c}{2^k}, \quad k = 0, 1, 2, ..., \] then $ P(X \geq 3) $ is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Probability
The vapors of 1 g of an element occupy 2.5625 L exerting a pressure of 0.5 atm at 1000 K. What is the molar mass (in $\text{g mol}^{-1}$) of the element? (Assume vapors follow ideal gas equation. Given $R = 0.082 \text{ L atm mol}^{-1} \text{K}^{-1}$)
AP EAPCET - 2023
AP EAPCET
Chemistry
Gas laws
The condition that the lines joining the origin to the points of intersection of the line \( \frac{x}{a} + \frac{y}{b} = 2 \) and the circle \( (x - a)^2 + (y - b)^2 = r^2 \) are at right angles is:
AP EAPCET - 2023
AP EAPCET
Mathematics
Geometry
Which one of the following is not correct regarding diamond?
AP EAPCET - 2023
AP EAPCET
Chemistry
Carbon Allotropes
In \(\triangle ABC\), if \(a, b, c\) are in arithmetic progression and \(C = 2A\), then \(a : c = \)
AP EAPCET - 2023
AP EAPCET
Mathematics
Arithmetic Progression
\(\displaystyle \int_{0}^{\pi} \frac{\cos x}{\sqrt{1 - \sin^2 x}} \, dx =\)
AP EAPCET - 2023
AP EAPCET
Mathematics
Integration
A reverse biased zener diode when operated in the breakdown region works as
AP EAPCET - 2023
AP EAPCET
Physics
Semiconductor electronics: materials, devices and simple circuits
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