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2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
If $y=\sum_{k=1}^6 k \cos ^{-1}\left\{\frac{3}{5} \cos k x-\frac{4}{5} \sin k x\right\}$, then $\frac{d y}{d x}$ at $x=0$ is
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Q JEE MAIN 2020
The increasing order of the following compounds towards HCN addition is
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Q JEE MAIN 2020
The area (in sq. units) of an equilateral triangle inscribed in the parabola $y^2=8 x$, with one of its vertices on the vertex of this...
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Q JEE MAIN 2020
In general the property (magnitudes only) that show an opposite trend in comparison to other properties across a period is
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Q JEE MAIN 2020
The major aromatic product C in the following reaction sequence will be
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Q JEE MAIN 2020
If a curve $\mathrm{y}=f(\mathrm{x})$, passing through the point $(1,2)$, is the solution of the differential equation, $2 \mathrm{x}^2 \mathrm{dy}=\left(2 \mathrm{xy}+\mathrm{y}^2\right) \mathrm{dx}$, then $\mathrm{f}\left(\frac{1}{2}\right)$ is equal...
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Q JEE MAIN 2020
Which of the following is used for the preparation of colloids?
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Q JEE MAIN 2020
If the equation $\cos ^4 \theta+\sin ^4 \theta+\lambda=0$ has real solutions for $\theta$, then $\lambda$ lies in the interval
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Q JEE Main 2020
The integral $\int_0^2 \| x-1|-x| d x$ is equal to $\_\_\_\_$ .
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Q JEE MAIN 2020
Let $f:(-1, \infty) \longrightarrow R$ be defined by $f(0)=1$ and $f(x)=\frac{1}{x} \log _e(1+x), x \neq 0$. Then the function $f$ :
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