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QJEE MAIN 2025
The relationship between the magnetic susceptibility $(\chi )$ and the magnetic permeability $(\mu )$ is given by : (${\mu _0}$ is the permeability of free...
JEE MainPhysicsEasy
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QJEE MAIN 2025
Consider the reaction $\mathrm{X}_{2} \mathrm{Y}(\mathrm{g}) \rightleftharpoons \mathrm{X}_{2}(\mathrm{~g})+\frac{1}{2} \mathrm{Y}_{2}(\mathrm{~g})$. The equation representing correct relationship between the degree of dissociation $(x)$ of $X_{2} Y(g)$ with its equilibrium...
JEE MainChemistryMedium
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QJEE MAIN 2025
Consider two infinitely large plane parallel conducting plates as shown below. The plates are uniformly charged with a surface charge density $+ \sigma$ and $-2\sigma$....
JEE MainPhysicsEasy
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QJEE MAIN 2025
Match List-I with List-II
Choose the correct answer from the options given below :
JEE MainChemistryEasy
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QJEE MAIN 2025
Moment of inertia of a rod of mass 'M' and length 'L' about an axis passing through its center and normal to its length is...
JEE MainPhysicsMedium
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QJEE MAIN 2025
A slanted object AB is placed on one side of convex lens as shown in the diagram. The image is formed on the opposite side....
JEE MainPhysicsMedium
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QJEE MAIN 2025
A light wave is propagating with plane wave fronts of the type $x + y + z = $ constant. The angle made by the...
JEE MainPhysicsMedium
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QJEE MAIN 2025
A cord of negligible mass is wound around the rim of a wheel supported by spokes with negligible mass. The mass of wheel is 10...
JEE MainPhysicsEasy
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QJEE MAIN 2025
The effect of temperature on spontaneity of reactions are represented as :
The incorrect combinations are:
JEE MainChemistryEasy
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QJEE MAIN 2025
A point charge + q is placed at the origin. A second point charge +9 q is placed at (d, 0,0) in Cartesian coordinate system....
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