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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
The major product of the following reaction is :
JEE Main Chemistry Easy
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Q JEE MAIN 2019
If the system of linear equations $$ \begin{gathered} x-4 y+7 z=g \\ 3 y-5 z=h \\ -2 x+5 y-9 z=k \end{gathered} $$ is consistent, then
JEE Main Mathematics Easy
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Q JEE Main 2019
Using a nuclear counter the count rate of emitted particles from a radioactive source is measured. At t = 0 it was 1600 counts per...
JEE Main Physics Easy
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Q JEE MAIN 2019
A plane is inclined at an angle $\alpha=30^{\circ}$ with respect to the horizontal. A particle is projected with a speed $\mathrm{u}= 2 \mathrm{~ms}-1$, from the...
JEE Main Physics Easy
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Q JEE Main 2019
A plano convex lens of refractive index $\mu_1$ and focal length $f_1$ is kept in contact with another plano concave lens of refractive index $\mu_2$...
JEE Main Physics Medium
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Q JEE MAIN 2019
$$ \begin{aligned} & \underline{\mathrm{A}} \xrightarrow{4 \mathrm{KOH}, \mathrm{O}_2} \underset{(\text { Green })}{2 \mathrm{~B}}+2 \mathrm{H}_2 \mathrm{O} \\ & \underline{3 \mathrm{~B}} \xrightarrow{4 \mathrm{HCl}} \underset{\text { (Purple) }}{2 \mathrm{C}}+\mathrm{MnO}_2+2...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
A spaceship orbits around a planet at a height of 20 km from its surface. Assuming that only gravitational field of the planet acts on...
JEE Main Physics Medium
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Q JEE MAIN 2019
The major product obtained in the following reaction is:
JEE Main Chemistry Easy
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Q JEE Main 2019
A solid metal cube of edge length 2 cm is moving in a positive y-direction at a constant speed of 6 m/s. There is a...
JEE Main Physics Easy
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Q JEE MAIN 2019
If $0 \leq x<\frac{\pi}{2}$, then the number of values of $x$ for which $\sin x-\sin 2 x+\sin 3 x=0$, is
JEE Main Mathematics Easy
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