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2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
A particle of mass $m$ with an initial velocity $u \hat{i}$ collides perfectly elastically with a mass 3 m at rest. It moves with a...
JEE Main Physics Medium
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Q JEE Main 2020
Let $y=y(x)$ be the solution of the differential equation, $\frac{2+\sin x}{y+1} \cdot \frac{d y}{d x}-\cos x, y>0, y(0)=1$. If $y(\pi) =a$ and $\frac{d y}{d x}$...
JEE Main Mathematics Medium
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Q JEE MAIN 2020
Consider four conducting materials copper, tungsten, mercury and aluminium with resistivity $\rho \mathrm{c}$,
JEE Main Physics Easy
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Q JEE MAIN 2020
Amongst the following statements regarding adsorption, those that are valid are
(a) $\Delta \mathrm{H}$ becomes less negative as adsorption proceeds
(b) On a given adsorbent,...
JEE Main Chemistry Easy
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Q JEE MAIN 2020
A gas mixture consists of 3 moles of oxygen and 5 moles of argon at temperature T. Assuming the gases to be ideal and the...
JEE Main Physics Easy
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Q JEE Main 2020
The value of $\left(\frac{1+\sin \frac{2 \pi}{9}+i \cos \frac{2 \pi}{9}}{1+\sin \frac{2 \pi}{9}-i \cos \frac{2 \pi}{9}}\right)$ is :
JEE Main Mathematics Medium
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Q JEE MAIN 2020
Train $A$ and train $B$ are running on parallel tracks in the opposite directions with speeds of $36 \mathrm{~km} / \mathrm{hour}$ and $...
JEE Main Physics Easy
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Q JEE MAIN 2020
The molecular geometry of SF6 is octahedral. What is the geometry of SF4 (including lone pair(s) of electrons, if any)?
JEE Main Chemistry Easy
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Q JEE MAIN 2020
An amplitude modulated wave is represented by the expression $\mathrm{v}_{\mathrm{m}}=5(1+0.6 \cos 6280 \mathrm{t}) \sin (211 \times 10^4 \mathrm{t}$ ) volts The minimum and maximum amplitudes...
JEE Main Physics Easy
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Q JEE MAIN 2020
The results given in the below table were obtained during kinetic studies of the following reaction $2 A+B \rightarrow C+D$
JEE Main Chemistry Easy
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