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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
An electromagnetic wave is represented by the electric field $\overrightarrow{\mathbf{E}}=\mathrm{E}_0 \hat{n} \sin [\omega t+(6 y-8 z)]$. Taking unit vectors in $x, y$ and $z$ directions...
JEE Main Physics Hard
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Q JEE MAIN 2019
$$ \text { The correct order of the oxidation states of nitrogen in NO, N2O, NO2, and N2O3 is } $$
JEE Main Chemistry Easy
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Q JEE MAIN 2019
A magnetic compass needle oscillates 30 times per minute at a place where the dip is $45^{\circ}$, and 40 times per minute where the dip...
JEE Main Physics Easy
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Q JEE MAIN 2019
The element having greatest difference between its first and second ionization energies, is
JEE Main Chemistry Easy
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Q JEE MAIN 2019
A point dipole $\hat{p}=-p_0 \hat{x}$ is kept at the origin. The potential and electric field due to this dipole on the $y$-axis at a distance...
JEE Main Physics Medium
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Q JEE MAIN 2019
JEE Main Chemistry Easy
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Q JEE MAIN 2019
A galvanometer of resistance $100 \Omega$ has 50 divisions on its scale and has sensitivity of $20 \mu \mathrm{~A} /$ division. It is to be...
JEE Main Physics Hard
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Q JEE MAIN 2019
For a reaction, $\mathrm{N}_2(\mathrm{~g})+3 \mathrm{H}_2(\mathrm{~g}) \rightarrow 2 \mathrm{NH}_3(\mathrm{~g})$; Identify dihydrogen $\left(\mathrm{H}_2\right)$ as a limiting reagent in the following reaction mixtures.
JEE Main Chemistry Easy
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Q JEE MAIN_2019_
Major products of the following reaction are :
JEE Main Chemistry Easy
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Q JEE MAIN 2019
In a double slit experiment, when a thin film of thickness $t$ having refractive index $\mu$ is introduced in front of one of the slits,...
JEE Main Physics Medium
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