2022 JEE PYQ

Q JEE Main 2022

A wire of resistance R1 is drawn out so that its length is increased by twice of its original length. The ratio of new resistance...

JEE Main Physics Easy

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Q JEE MAIN 2022

An expression of energy density is given by $\mathrm{u}=\frac{\alpha}{\beta} \sin \left(\frac{\alpha \mathrm{x}}{\mathrm{kt}}\right)$ , where $\alpha, \beta$ are constants, x is displacement, k is Boltzmann constant...

JEE Main Physics Hard

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Q JEE MAIN 2022

A long cylindrical volume contains a uniformly distributed charge of density $\rho \mathrm{Cm}^{-3}$. The electric field inside the cylindrical volume at a distance $...

JEE Main Physics Medium

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Q JEE MAIN 2022

Resistance are connected in a meter bridge circuit as shown in the figure. The balancing length $\mathrm{l}_1$ is 40cm. Now an unknown resistance x is...

JEE Main Physics Medium

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Q JEE MAIN 2022

A 1 m long copper wire carries a current of 1 A . If the cross section of the wire is $2.0 \mathrm{~mm}^2$ and the...

JEE Main Physics Medium

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Q JEE MAIN 2022

A nucleus of mass $M$ at rest splits into two parts having masses $\frac{M^{\prime}}{3}$ and $\frac{2 M^{\prime}}{3}\left(M^{\prime}

JEE Main Physics Easy

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Q JEE Main 2022

Two capacitors, each having capacitance $40 \mu \mathrm{~F}$ are connected in series. The space between one of the capacitors is filled with dielectric material of...

JEE Main Physics Easy

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Q JEE MAIN 2022

To light, a $50 \mathrm{~W}, 100 \mathrm{~V}$ lamp is connected, in series with a capacitor of capacitance $\frac{50}{\pi \sqrt{\mathrm{x}}} \mu \mathrm{F}$ with $...

JEE Main Physics Hard

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Q JEE MAIN 2022

The volume charge density of a sphere of radius 6 m is $2 \mu \mathrm{C} \mathrm{cm}^{-3}$. The number of lines of force per unit surface...

JEE Main Physics Medium

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Q JEE MAIN 2022

A composite parallel plate capacitor is made up of two different dielectric materials with different thickness $\left(\mathrm{t}_1\right.$ and $\left.\mathrm{t}_2\right)$ as shown in figure. The two...

JEE Main Physics Medium

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