Get chapter-wise JEE Main & Advanced questions with solutions
QJEE-Main 2024
If n is the number of ways five different employees can sit into four indistinguishable offices where any office may have any number of persons...
JEE MainMathematicsMedium
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QJEE MAIN
A function y=f(x) satisfies $f(x) \sin 2 x+\sin x-\left(1+\cos ^2 x\right) f^{\prime}(x)=0$ with condition $f(0)=0$. Then $f\left(\frac{\pi}{2}\right)$ is equal to
JEE MainMathematicsEasy
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QJEE MAIN 2024
The value of $\lim _{n \rightarrow \infty} \sum_{k=1}^n \frac{n^3}{\left(n^2+k^2\right)\left(n^2+3 k^2\right)}$ is:
JEE MainMathematicsMedium
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QJEE MAIN 2024
If the system of linear equations $$ \begin{aligned} & x-2 y+z=-4 \\ & 2 x+\alpha y+3 z=5 \\ & 3 x-y+\beta z=3 \end{aligned} $$ has...
JEE MainMathematicsMedium
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QJEE MAIN
A galvanometer has a resistance of 50Ω and it allows maximum current of 5mA. It can be converted into voltmeter to measure upto 100V by...
JEE MainPhysicsEasy
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QJEE MAIN 2024
Given below are two statements : Statement I : When speed of liquid is zero everywhere, pressure difference at any two points depends on equation...
JEE MainPhysicsMedium
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QJEE-Main 2024
If $\tan \mathrm{A}=\frac{1}{\sqrt{x\left(x^2+x+1\right)}}, \tan B=\frac{\sqrt{x}}{\sqrt{x^2+x+1}}$ and $\tan C=\left(x^{-3}+x^{-2}+x^{-1}\right)^{\frac{1}{2}}, 0
If $\alpha,-\frac{\pi}{2}<\alpha<\frac{\pi}{2}$ is the solution of $4 \cos \theta+5 \sin \theta=1$, then the value of tan α is
JEE MainMathematicsEasy
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QJEE MAIN 2024
In an experiment to measure focal length (f) of convex lens, the least counts of the measuring scales for the position of object and for...
JEE MainPhysicsMedium
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QJEE MAIN
For $\mathrm{x} \in\left(-\frac{\pi}{2}, \frac{\pi}{2}\right)$, if $y(x)=\int \frac{\operatorname{cosec} x+\sin x}{\operatorname{cosec} x \sec x+\tan x \sin ^2 x} d x$ and $\lim _{x \rightarrow\left(\frac{\pi}{2}\right)^{-}} y(x)=0$ then $y\left(\frac{\pi}{4}\right)$...
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