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Q JEE MAIN 2026
A block is sliding down on an inclined plane of slope $\theta$ and at an instant $t=0$ this block is given an upward momentum so...
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Q JEE MAIN 2026
Given below are two statements :
Statement I: An object moves from position $r_1$ to position $r_2$ under a conservative force field $\vec{F}$.
The...
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Q JEE MAIN 2026
A body of mass 2 kg is moving along $x$-direction such that its displacement as function of time is given by $x(t)=\alpha t^2+\beta t+\gamma \mathrm{m}$,...
JEE Main Physics Medium
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Q JEE MAIN 2026
Potential energy (V) versus distance (x) is given by the graph. Rank various regions as per the magnitudes of the force (F) acting on a...
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Q JEE MAIN 2019
A force acts on a 2 kg object so that its position is given as a function of time as $x=3 t^2+5$. What is the...
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Q JEE MAIN 2019
A spring whose unstretched length is I has a force constant k . The spring is cut into two pieces of unstretched lengths $\mathrm{l}_1$ and...
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Q JEE MAIN 2020
One end of a straight uniform 1 m long bar is pivoted on horizontal table. It is released from rest when it makes an angle...
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Q JEE MAIN 2020
If the potential energy between two molecules is given by $\mathrm{U}=\frac{\mathrm{A}}{\mathrm{r}^6}+\frac{\mathrm{B}}{\mathrm{r}^{12}}$, then at equilibrium, separation between molecules, and the potential energy are
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Q JEE-MAIN 2020
A body of mass 2 kg is driven by an engine delivering a constant power of 1 J/s. The body starts from rest and moves...
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Q JEE MAIN 2020
Two particles of equal mass $m$ have respective initial velocities $u \hat{i}$ and $u\left(\frac{\hat{i}+\hat{j}}{2}\right)$. They collide completely inelastically. The energy lost in the process is:
JEE Main Physics Medium
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