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2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
When a car is at rest, its driver sees rain drops falling on it vertically. When driving the car with speed $v$, he sees that...
JEE Main Physics Medium
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Q JEE-MAIN 2020
Let $y=y(x)$ be the solution of the differential equation $\cos x \frac{d y}{d x}+2 y \sin x=\sin 2 x, x \in\left(0, \frac{\pi}{2}\right)$. If $...
JEE Main Mathematics Easy
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Q JEE MAIN 2020
In a fluorescent lamp choke (a small transformer) 100 V of reverse voltage is produced when the choke current changes uniformly from 0.25 A to...
JEE Main Physics Easy
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Q JEE MAIN 2020
The magnitude of work done by a gas that undergoes reversible expansion along the path ABC shown in the figure is ________.
JEE Main Chemistry Easy
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Q JEE MAIN 2020
The distance $x$ covered by a particle in one dimensional motion varies with time $t$ as $x^2=a t^2+$ 2bt +c . If the acceleration of...
JEE Main Physics Medium
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Q JEE-MAIN 2020
Which of the following points lies on the tangent to the curve $x^4 e^y+2 \sqrt{y+1}=3$ at the point (1, 0)?
JEE Main Chemistry Easy
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Q JEE MAIN 2020
The number of bonds between sulphur and oxygen atoms in $\mathrm{S}_2 \mathrm{O}_8^{2-}$ and the number of bonds between sulphur and sulphur atoms in rhombic sulphur,...
JEE Main Chemistry Easy
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Q JEE MAIN 2020
Which of the following is an equivalent cyclic process corresponding to the thermodynamic cyclic given in the figure? where, $1 \rightarrow 2$ is adiabatic. (Graphs...
JEE Main Physics Medium
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Q JEE MAIN 2020
Three harmonic waves having equal frequency $v$ and same intensity $\mathrm{I}_0$, have phase angles $0, \frac{\pi}{4}$ and $-\frac{\pi}{4}$ respectively. When they are superimposed the intensity...
JEE Main Physics Easy
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