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QJEE MAIN 2023
The number of elements in the set $\left\{n \in N: 10 \leq n \leq 100\right.$ and $3^n-3$ is a multiple of 7$\}$ is
JEE MainMathematicsEasy
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QJEE MAIN 2023
Given below are two statements: [JEE (Main) 11-4-23_S1] [PB (N&O)_E] Ea$...
JEE MainChemistryEasy
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QJEE MAIN_2023
An $\alpha$-particle, a proton and an electron have the same kinetic energy. Which one of the following is correct in case of their De-Broglie wavelength:
JEE MainPhysicsMedium
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QJEE MAIN 2023
Among the following compounds, the one which shows highest dipole moment is
JEE MainChemistryEasy
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QJEE MAIN 2023
major product 'A' formed in the above reaction is
JEE MainChemistryHard
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QJEE MAIN 2023
Let A = {1, 2, 3, 4} and R be a relation on the set A × A defined by R = {((a,b),(c,d)) : 2a...
JEE MainMathematicsMedium
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QJEE MAIN 2023
Let an ellipse with centre $(1,0)$ and latus rectum of length $\frac{1}{2}$ have its major axis along $x$-axis. If its minor axis subtends an angle...
JEE MainMathematicsMedium
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QJEE MAIN 2023
Which of the following complex has a possibility to exist as meridional isomer?
JEE MainChemistryEasy
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QJEE MAIN 2023
Let the plane $P$ contain the line $2 x+y-z-3=0=5 x-3 y+4 z+9$ and be parallel to the line $\frac{x+2}{2}=\frac{3-y}{-4}=\frac{z-7}{5}$. Then the distance of the point...
JEE MainMathematicsHard
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QJEE MAIN 2023
Thin layer chromatography of a mixture shows the following observation:
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