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QJEE MAIN_2025
A particle moves along the $x$-axis and has its displacement $x$ varying with time t according to the equation: $$ x=\mathrm{c}_0\left(\mathrm{t}^2-2\right)+\mathrm{c}(\mathrm{t}-2)^2 $$ where $\mathrm{c}_0$ and...
JEE MainPhysicsEasy
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QJEE MAIN 2025
The equation of a wave travelling on a string is $y=\sin [20 \pi x+10 \pi t]$, where $x$ and $t$ are distance and time in...
JEE MainPhysicsEasy
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QJEE MAIN 2025
The correct orders among the following are Atomic radius: $\mathrm{B}<\mathrm{Al}<\mathrm{Ga}<\ln <\mathrm{Tl}$ Electronegativity: $\mathrm{Al}<\mathrm{Ga}<\mathrm{In}<\mathrm{Tl}<\mathrm{B}$ Density: $\mathrm{Tl}<\mathrm{In}<\mathrm{Ga}<\mathrm{Al}<\mathrm{B}$ 1st Ionisation Energy: In $<\mathrm{Al}<\mathrm{Ga}<\mathrm{Tl}<\mathrm{B}$ Choose the correct answer from...
JEE MainChemistryEasy
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QJEE MAIN 2025
An object with mass 500 g moves along x -axis with speed $v=4 \sqrt{x} \mathrm{~m} / \mathrm{s}$. The force acting on the object is i.
JEE MainPhysicsEasy
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QJEE MAIN_2025
Pressure of an ideal gas, contained in a closed vessel, is increased by $0.4 \%$ when heated by $1^{\circ} \mathrm{C}$. Its initial temperature must be:
JEE MainPhysicsEasy
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QJEE MAIN 2025
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : The outer...
JEE MainPhysicsEasy
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QJEE MAIN 2025
Fat soluble vitamins are: A. Vitamin $B_1$ B. Vitamin C C. Vitamin E D. Vitamin $\mathrm{B}_{12}$ E. Vitamin K Choose the correct answer from the...
JEE MainChemistryEasy
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QJEE MAIN_2025
Consider two blocks A and B of masses $m_1=10 \mathrm{~kg}$ and $m_2=5 \mathrm{~kg}$ that are placed on a frictionless table. The block A moves with...
JEE MainPhysicsEasy
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QJEE MAIN 2025
Given below are two statements: Statement I : When a system containing ice in equilibrium with water (liquid) is heated, heat is absorbed by the...
JEE MainChemistryHard
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QJEE MAIN 2025
Match List - I with List - II. Choose the correct answer from the options...
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