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QJEE MAIN 2023
The position-time graphs for two students A and B returning from the school to their homes are shown in figure :
JEE MainPhysicsEasy
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QJEE MAIN 2023
A ball is thrown vertically upward with an initial velocity of $150 \mathrm{~m} / \mathrm{s}$. The ratio of velocity after 3s and 5s is $\frac{x+1}{x}$....
JEE MainPhysicsEasy
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QJEE MAIN 2023
The position of a particle related to time is given by $x=\left(5 t^2-4 t+5\right) m$. The magnitude of velocity of the particle at $\mathrm{t}=2 \mathrm{~s}$...
JEE MainPhysicsEasy
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QJEE MAIN 2023
Form the v-t graph shown. The ratio of distance to displacement in 25s of motion
JEE MainPhysicsMedium
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QJEE MAIN 2023
The electric field in an electromagnetic wave is given as $\vec{E}=20 \sin \omega\left(t-\frac{x}{c}\right) \vec{j} N C^{-1}$ Where $\omega$ and c are angular frequency and velocity...
JEE MainPhysicsMedium
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QJEE MAIN 2023
A horse rider covers half the distance with $5 \mathrm{~m} / \mathrm{s}$ speed. The remaining part of the distance was travelled with speed $...
JEE MainPhysicsMedium
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QJEE MAIN 2023
A tennis ball is dropped on to the floor from a height of 9.8 m. It rebounds to a height 5.0 m. Ball comes in...
JEE MainPhysicsEasy
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QJEE MAINS 2024
A car travels a distance of 'x' with speed V1 and then same distance 'x' with speed V2 in the same direction. The average speed...
JEE MainPhysicsEasy
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QJEE MAINS 2024
$$ \text { The relation between time ' } t \text { ' and distance ' } x \text { ' is } t=\alpha x^2+\beta...
JEE MainPhysicsHard
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QJEE MAIN
A train starting from rest first accelerates uniformly up to a speed of 80 km/h for time t, then it moves with a constant speed...
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