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2021 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE-MAIN 2021
The solid cylinder of length 80 cm and mass M has a radius of 20 cm. Calculate the density of the material used if the...
JEE Main Physics Easy
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Q JEE MAIN 2021
The maximum amplitude for an amplitude modulated wave is found to be 12V while the minimum amplitude is found to be 3V. The modulation index...
JEE Main Physics Easy
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Q JEE MAIN 2021

is a repeating unit for :
JEE Main Chemistry Easy
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Q JEE MAIN 2021
A series LCR circuit driven by 300 V at a frequency of 50 Hz contains a resistance $\mathrm{R}=3 \mathrm{k} \Omega$, an inductor of inductive reactance...
JEE Main Physics Easy
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Q JEE MAIN 2021
The difference in the number of waves when yellow light propagates through air vacuum columns of the same thickness is one. The thickness of the...
JEE Main Physics Easy
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Q JEE MAIN 2021
Which one of the following species doesn't have a magnetic moment of 1.73 BM, (spin only value) ?
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
If you are provided a set of resistances $2 \Omega, 4 \Omega, 6 \Omega$ and $8 \Omega$. Connect these resistances so as to obtain an...
JEE Main Physics Easy
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Q _JEE MAIN_2021_
The locus of the centroid of the triangle formed by any point $P$ on the hyperbola $16 x^2-9 y^2+32 x+36 y-164 =0$, and its foci...
JEE Main Mathematics Medium
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Q JEE MAIN 2021 S2
If the lines $\frac{x-k}{1}=\frac{y-2}{2}=\frac{z-3}{3}$ and $\frac{x+1}{3}=\frac{y+2}{2}=\frac{z+3}{1}$ are co-planar, then the value of $k$ is
JEE Main Mathematics Easy
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Q JEE MAIN 2021
The difference between bond orders of CO and $\mathrm{NO}^{\oplus}$ is $\frac{\mathrm{x}}{2}$ where $\mathrm{x}=$ $\_\_\_\_$ .
(Round off to the Nearest Integer)
JEE Main Chemistry Easy
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