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QJEE MAIN 2023
A stone of mass 1 kg is tied to end of a massless string of length 1 m. If the breaking tension of the string...
JEE MainPhysicsEasy
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QJEE MAIN 2023
The number of seven digit positive integers formed using the digits 1,2,3 and 4 only and sum of the digits equal to 12 is ______.
JEE MainMathematicsMedium
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QJEE MAIN 2023
25.0 mL of 0.050 M Ba(NO3)2 is mixed with 25.0 mL of 0.020 M NaF. Ksp of BaF2 is 0.5 × 10–6 at 298 K....
JEE MainChemistryMedium
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QJEE MAIN_2023
A body of mass 200g is tied to a spring of spring constant 12.5 N/m, while the other end of spring is fixed at point...
JEE MainPhysicsMedium
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QJEE MAIN 2023
The Young's modulus of a steel wire of length 6 m and cross-sectional area $3 \mathrm{~mm}^2$, is $2 \times 11^{11} \mathrm{~N} / \mathrm{m}^2$. The wire...
JEE MainPhysicsEasy
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QJEE MAIN 2023
A microscope is focused on an object at the bottom of a bucket. If liquid with refractive index $\frac{5}{3}$ is poured inside the bucket, then...
JEE MainPhysicsMedium
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QJEE MAIN 2023
Solution of 12 g of non-electrolyte (A) prepared by dissolving it in 1000 mL of water exerts the same osmotic pressure as that of 0.05...
JEE MainChemistryEasy
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QJEE MAIN_2023
The frequency (v) of an oscillating liquid drop may depend upon radius (r) of the drop, density (p) of liquid and the surface tension (s)...
JEE MainPhysicsHard
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QJEE MAIN 2023
A body is moving with constant speed, in a circle of radius 10 m. The body completes one revolution in 4 s. At the end...
JEE MainPhysicsEasy
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QJEE MAIN 2023
For the given reaction
The total number of possible products formed by tertiary carbocation of A is ____.
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