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2021 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2021
If the sum of the heights of transmitting and receiving antennas in the line of sight of communication is fixed at 160 m , then...
JEE Main Physics Easy
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Q JEE MAIN_2021_
$$ \mathrm{R}-\mathrm{CN} \xrightarrow[\text { (ii) } \mathrm{H}_2 \mathrm{O}]{\text { (i) } \mathrm{OIBAL}-\mathrm{H}} \mathrm{R}-\mathrm{Y} $$ Consider the above reaction and identify "Y"
JEE Main Chemistry Medium
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Q JEE MAIN 2021
Cross-section view of a prism is the equilateral triangle $A B C$ in the figure. The minimum deviation is observed using this prism when the...
JEE Main Physics Medium
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Q JEE MAIN 2021
Which of the following is not a correct statement for primary aliphatic amines?
JEE Main Chemistry Easy
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Q JEE MAIN 2021
For the reaction $2 \mathrm{NO}_2(\mathrm{~g}) \mathrm{N}_2 \mathrm{O}_4(\mathrm{~g})$, when $\Delta \mathrm{S}=-176.0 \mathrm{JK}^{-1}$ and $\Delta \mathrm{H}=-57.8 \mathrm{~kJ} \mathrm{~mol}^{-1}$, the magnitude of $\Delta \mathrm{G}$ at 298 K for...
JEE Main Chemistry Easy
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Q JEE MAIN 2021
Two fair dice are thrown. The numbers on them are taken as l and m, and a system of linear equations
$...
JEE Main Mathematics Medium
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Q JEE MAIN 2021
A particle of mass 1 kg is hanging from a spring of force constant $100 \mathrm{Nm}^{-1}$. The mass is pulled slightly downward and released so...
JEE Main Physics Easy
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Q JEE MAIN 2021
At very high frequencies, the effective impendance of the given circuit will be $\_\_\_\_$ $\Omega$
JEE Main Physics Easy
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Q JEE MAIN 2021
A coil is placed in a magnetic field B as shown below :
JEE Main Physics Easy
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Q JEE MAIN 2021
The major product of the following reaction is :
JEE Main Chemistry Medium
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