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2021 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2021
Consider the above reaction, the Product "P" is :
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
Water drops are falling from a nozzle of a shower onto the floor, from a height of 9.8 m. The drops fall at a regular...
JEE Main Physics Easy
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Q JEE-MAIN 2021
For a transistor $\alpha$ and $\beta$ are given as $\alpha=\frac{I_c}{I_E}$ and $\beta=\frac{I_c}{I_B}$. Then the correct relation between $\alpha$ and $\beta$ will be
JEE Main Physics Easy
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Q JEE MAIN 2021
The correct decreasing order of densities of the following compounds is :
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
The boxes of masses 2 kg and 8 kg are connected by a massless string passing over smooth pulleys. Calculate the time taken by box...
JEE Main Physics Easy
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Q JEE MAIN 2021
The ionic radii of $\mathrm{F}^{-}$and $\mathrm{O}^{2-}$ respectively are $1.33 \AA$ and $1.4 \AA$, while the covalent radius of N is $0.74 \AA$. The correct statement...
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
Curved surfaces of a plano-convex lens of refractive index $\mu$1 and a plano-concave lens of refractive index $\mu$2 have equal radius of curvature as shown...
JEE Main Physics Easy
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Q JEE MAIN 2021
Let $\vec{a}-=2 \hat{i}-\hat{j}+2 \hat{k}$ and $\vec{b}=\hat{i}--2 \hat{j}-\hat{k}$. Let a vector $\vec{v}$ be in the plane containing $\vec{a}$ and $\vec{b}$. If $\vec{v}$ is perpendicular to the...
JEE Main Mathematics Medium
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Q JEE MAIN 2021
If the sum of the coefficients in the expansion of $(x+y)^n$ is 4096 , then the greatest coefficient in the expansion is $\_\_\_\_$ .
JEE Main Mathematics Easy
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Q JEE MAIN 2021
All the arrangements, with or without meaning, of the word FARMER are written excluding any word that has two R appearing together. The arrangements are...
JEE Main Mathematics Hard
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