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2021 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2021
Which one of the following statements is NOT correct ?
JEE Main Chemistry Easy
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Q JEE MAIN 2021
Two circuits are shown in the figure (a) & (b). At a frequency of ________rad/s the average power dissipated in one cycle will be same...
JEE Main Physics Easy
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Q JEE MAIN 2021
Let $y=y(x)$ be the solution of the differential equation $x d y=\left(y+x^3 \cos x\right) d x$ with $y(\pi)=0$, then $y\left(\frac{\pi}{2}\right)$ is equal to:
JEE Main Mathematics Medium
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Q JEE MAIN 2021
The number of geometrical isomers found in the metal complexes $\left[\mathrm{PtCl}_2\left(\mathrm{NH}_3\right)_2\right],\left[\mathrm{Ni}(\mathrm{CO})_4\right],\left[\mathrm{Ru}\left(\mathrm{H}_2 \mathrm{O}\right)_3 \mathrm{Cl}_3\right]$ and $\left[\mathrm{CoCl}_2\left(\mathrm{NH}_3\right)_4\right]^{+}$respectively, are :
JEE Main Chemistry Easy
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Q JEE-MAIN 2021
For the given circuit the current i through the battery when the key in closed and the steady state has been reached is________
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Q JEE MAIN 2021
A $16 \Omega$ wire is bend to form a square loop. A 9 V supply having internal resistance of $1 \Omega$ is connected across one...
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Q JEE MAIN 2021
The type of hybridisation and magnetic property of the complex $\left[\mathrm{MnCl}_6\right]^{3-}$, respectively, are :
JEE Main Chemistry Easy
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Q JEE MAIN 2021
The total number of 4-digit numbers whose greatest common divisor with 18 is 3, is
JEE Main Mathematics Easy
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Q JEE MAIN 2021
A message signal of frequency 20 kHz and peak voltage of 20 volt is used to modulate a carrier wave of frequency 1 MHz and...
JEE Main Physics Easy
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Q JEE-MAIN 2021
In the given figure, each diode has a forward bias resistance of 30 Ω and infinite resistance in reverse bias. The current I1 will be...
JEE Main Physics Easy
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