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Work, Energy and Power

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
Consider a force $\vec{F}=-x \hat{i}+y \hat{j}$. The work done by this force in moving a particle from point $\mathrm{A}(1,0)$ to $B(0,1)$ along the line segment...
JEE Main Physics Easy
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Q JEE Main 2019
A block of mass $m$ is kept on a platform which starts from rest with constant acceleration $\frac{g}{2}$ upward, as shown in fig. Work done...
JEE Main Physics Medium
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Q JEE MAIN 2020
A person pushes a box on a rough horizontal platform surface. He applies a force of 200 N over a distance of 15 m. Thereafter,...
JEE Main Physics Medium
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Q JEE MAIN 2020
A uniformly thick wheel with moment of inertia I and radius R is free to rotate about its centre of mass (see fig.), A massless...
JEE Main Physics Hard
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Q JEE-MAIN 2020
A block starts moving up an inclined plane of inclination $30^{\circ}$ with an initial velocity of $v_0$. It comes back to its initial position with...
JEE Main Physics Easy
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Q JEE MAIN 2019
A uniform cable of mass ‘M’ and length ‘L’ is placed on a horizontal surface such that its $\left(\frac{1}{n}\right)^{t h}$ part is hanging below the...
JEE Main Physics Medium
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Q JEE MAIN 2020
A particle ( $m=1 \mathrm{~kg}$ ) slides down a frictionless track (AOC) starting from rest at a point A (height 2 $\mathrm{m})$. After reaching C...
JEE Main Physics Easy
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Q JEE MAIN 2021
A block moving horizontally on a smooth surface with a speed of $40 \mathrm{~ms}^{-1}$ splits into two equal parts. If one of the parts moves...
JEE Main Physics Medium
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Q JEE MAIN 2019
A particle which is experiencing a force, given by $\vec{F}=3 \vec{i}-12 \vec{j}$, undergoes a displacement of $\overrightarrow{\mathrm{d}}=4 \overrightarrow{\mathrm{i}}$. If the particle had a kinetic energy...
JEE Main Physics Medium
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Q JEE MAIN 2021
A uniform chain of length 3 meter and mass 3 kg overhangs a smooth table with 2 meter laying on the table. If k is...
JEE Main Physics Easy
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