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2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
The number of distinct solutions of the equation, $\log _{\frac{1}{2}}|\sin x|=2-\log _{\frac{1}{2}}|\cos x|$ in the interval $[0,2 \pi]$, is $\_\_\_\_$ .
JEE Main Mathematics Easy
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Q JEE MAIN 2020
If the vectors, $\vec{p}=(a+1) \hat{i}+a \hat{j}+a \hat{k}$, $\overrightarrow{\mathrm{q}}=\mathrm{a} \hat{\mathrm{i}}+(\mathrm{a}+1) \hat{\mathrm{j}}+\mathrm{a} \hat{\mathrm{k}}$, and $\vec{r}=a \hat{i}+a \hat{j}+(a+1) \hat{k}(a \in R)$ are coplanar and $...
JEE Main Mathematics Easy
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Q JEE MAIN 2020
A wire of density $9 \times 10^{-3} \mathrm{~kg} \mathrm{~cm}^{-3}$ is stretched between two clamps 1 m apart. The resulting strain in the wire is $...
JEE Main Physics Hard
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Q JEE MAIN 2020
The coefficient of $x^4$ in the expansion of $\left(1+x+x^2\right)^{10}$ is. $\_\_\_\_$
JEE Main Mathematics Easy
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Q JEE MAIN 2020
A square shaped hole of side $I=\frac{a}{2}$ is carved out at a distance $d=\frac{a}{2}$ from the centre ' $O$ ' of a uniform circular disk...
JEE Main Physics Medium
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Q JEE MAIN 2020
The projection of the line segment joining the point (1, –1, 3) and (2, –4, 11) on the line joining the points (–1, 2, 3)...
JEE Main Mathematics Easy
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Q JEE MAIN 2020
A spherical iron ball of 10 cm radius is coated with a layer of ice of uniform thickness that melts at a rate of $...
JEE Main Mathematics Easy
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Q JEE MAIN 2020
A capillary tube made of glass of radius 0.15 mm is dipped vertically in a beaker filled with methylene iodide (surface tension $=0.05 \mathrm{Nm}-1$, density...
JEE Main Physics Easy
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Q JEE MAIN 2020
If $...
JEE Main Mathematics Medium
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Q JEE MAIN 2020
If the number of five digit numbers with distinct digits and 2 at the $10^{\text {th }}$ place is 336 k , then k is...
JEE Main Mathematics Easy
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