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AP EAMCET
List of top Questions asked in AP EAMCET
The number of ways a committee of 8 members can be formed from a group of 10 men and 8 women such that the committee contains at most 5 men and at least 5 women is:
AP EAMCET - 2024
AP EAMCET
Mathematics
permutations and combinations
There were two women participating with some men in a chess tournament. Each participant played two games with the other. The number of games that the men played among themselves is 66 more than the number of games the men played with the women. Then the total number of participants in the tournament is:
AP EAMCET - 2024
AP EAMCET
Mathematics
permutations and combinations
If the line \( 5x - 2y - 6 = 0 \) is a tangent to the hyperbola \( 5x^2 - ky^2 = 12 \), then the equation of the normal to this hyperbola at \( (\sqrt{6}, p) \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Parabola
If a random variable \( X \) has the following probability distribution, then its variance is nearly:
AP EAMCET - 2024
AP EAMCET
Mathematics
Probability and Statistics
If the probability distribution of a random variable \( X \) is given as follows, then find \( k \):
AP EAMCET - 2024
AP EAMCET
Mathematics
Probability Distribution
In \( \triangle ABC \), if \( (a+c)^2 = b^2 + 3ca \), then \( \frac{a+c}{2R} \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Trigonometry
The probability that A speaks truth is 75\% and the probability that B speaks truth is 80\%. The probability that they contradict each other when asked to speak on a fact is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Probability
If
\[ y = \tan^{-1} \left( \frac{2 - 3\sin x}{3 - 2\sin x} \right), \] then find \( \frac{dy}{dx} \).
AP EAMCET - 2024
AP EAMCET
Mathematics
Differentiation
The sum of number of angular nodes and radial nodes for 4d orbital is:
AP EAMCET - 2024
AP EAMCET
Chemistry
Atomic Structure
The set of all real values of \( c \) for which the equation
\[ zz' + (4 - 3i)z + (4+3i)z + c = 0 \]
represents a circle is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Complex numbers
The equations of the perpendicular bisectors of the sides AB and AC of \( \triangle ABC \) are \( x - y + 5 = 0 \) and \( x + 2y = 0 \) respectively. If the coordinates of \( A \) are \( (1, -2) \), then the equation of the line BC is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Straight lines
\(\int\frac{2x^{2}\cos(x^{2})-\sin(x^{2})}{x^{2}}dx=\)
AP EAMCET - 2024
AP EAMCET
Mathematics
Integration
A battery of emf \( 8V \) and internal resistance \( 0.5 \Omega \) is being charged by a \( 120V \) DC supply using a series resistor of \( 15.5 \Omega \). The terminal voltage of the \( 8V \) battery during charging is:
AP EAMCET - 2024
AP EAMCET
Physics
Electrical Circuits
If \( x_1, x_2, x_3, \dots, x_n \) are \( n \) observations such that \( \sum (x_i + 2)^2 = 28n \) and \( \sum (x_i - 2)^2 = 12n \), then the variance is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Statistics
If \( P(x, y) \) represents the complex number \( z = x + iy \) in the Argand plane and
\[ \arg \left( \frac{z - 3i}{z + 4} \right) = \frac{\pi}{2}, \]
then the equation of the locus of \( P \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Complex numbers
The system \( x + 2y + 3z = 4, \, 4x + 5y + 3z = 5, \, 3x + 4y + 3z = \lambda \) is consistent and \( 3\lambda = n + 100 \), then \( n = ? \)
AP EAMCET - 2024
AP EAMCET
Mathematics
solution of system of linear inequalities in two variables
If \(\int \frac{\log(1+x^4)}{x^3} dx = f(x) \log(\frac{1}{g(x)}) + \tan^{-1}(h(x)) + c\), then \(h(x) [f(x) + f(\frac{1}{x})] =\)
AP EAMCET - 2024
AP EAMCET
Mathematics
Integration
The acceleration of a particle which moves along the positive \( x \)-axis varies with its position as shown in the figure. If the velocity of the particle is \( 0.8 \, {m/s} \) at \( x = 0 \), then its velocity at \( x = 1.4 \, {m} \) is:
\includegraphics[]{83.png}
AP EAMCET - 2024
AP EAMCET
Physics
Speed and velocity
The triangle \( PQR \) is inscribed in the circle
\[ x^2 + y^2 = 25. \]
If \( Q = (3,4) \) and \( R = (-4,3) \), then \( \angle QPR \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Coordinate Geometry
If \( A(1,2,0), B(2,0,1), C(-3,0,2) \) are the vertices of \( \triangle ABC \), then the length of the internal bisector of \( \angle BAC \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Coordinate Geometry
p-Methyl benzene nitrile can be prepared from which of the following?
AP EAMCET - 2024
AP EAMCET
Chemistry
Organic Chemistry
Two ideal gases A and B of the same number of moles expand at constant temperatures \( T_1 \) and \( T_2 \) respectively such that the pressure of gas A decreases by \( 50% \) and the pressure of gas B decreases by \( 75% \). If the work done by both the gases is the same, then the ratio \( T_1:T_2 \) is:
AP EAMCET - 2024
AP EAMCET
Physics
Thermodynamics
If all chords of the curve \( 2x^2 - y^2 + 3x + 2y = 0 \), which subtend a right angle at the origin, always pass through the point \( (a, \beta) \), then \( (a, \beta) = \):
AP EAMCET - 2024
AP EAMCET
Mathematics
Algebraic Methods of Solving a Pair of Linear Equations
If \( z_1 = 10 + 6i \), \( z_2 = 4 + 6i \) and \( z \) is any complex number such that the argument of \( \frac{z-z_1}{z-z_2} \) is \( \frac{\pi}{4} \), then the value of \( |z - 7 - 9i| \) is:
AP EAMCET - 2024
AP EAMCET
Mathematics
Algebraic Methods of Solving a Pair of Linear Equations
Two blocks of equal masses are tied with a light string passing over a massless pulley (Assuming frictionless surfaces). The acceleration of the centre of mass of the two blocks is (Given \( g = 10 \, \text{m/s}^2 \)):
AP EAMCET - 2024
AP EAMCET
Physics
Newton's Laws of Motion
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