Work, Energy and Power

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Q JEE MAIN 2023

A force $F=\left(5+3 y^2\right)$ acts on a particle in the $y$-direction, where $F$ is newton and $y$ is in meter. The work done by the...

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Q JEE MAIN_2023

Identify the correct statements from the following: (A) Work done by a man in lifting a bucket out of a well by means of a...

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Q JEE MAIN 2023

A block of mass 10 kg is moving along x-axis under the action of force F = 5x N. The work done by the force...

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Q JEE MAIN 2023

To maintain a speed of 80 km/h by a bus of mass 500 kg on a plane rough road for 4 km distance, the work...

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Q JEE MAIN 2023

A transverse harmonic wave on a string is given by y(x, t) = 5 sin(6t + 0.003x) where x and y are in cm and...

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Q JEE MAIN 2023

JEE Main Physics Easy

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Q JEE MAIN 2023

The ratio of powers of two motors is $\frac{3 \sqrt{x}}{\sqrt{x}+1}$, that are capable of raising 300 kg water in 5 minutes and 50 kg water...

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Q JEE MAIN 2023

A force $\vec{F}=(2+3 x) \hat{i}$ acts on a particle in the x direction where F is in newton and x is in meter. The work...

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Q JEE MAIN 2023

Given below are two statements:
Statement I : A truck and a car moving with same kinetic energy are brought to rest by applying brakes...

JEE Main Physics Medium

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Q JEE MAIN 2023

The momentum of a body is increased by 50%. The percentage increase in the kinetic energy of the body is ______%

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