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The product of the force on an object and the displacement the object undergoes along the direction of the force.

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1 answer
1k views

How do I found the Kinetic Energy of a mass being lifted?

I know the change in height, the mass, and the work of the pull. How can I use the work-kinetic energy theorem to find the final and initial kinetic energies? I don't use $\frac{1}{2}mv^2$, do I? … Can I use work of the pull and the change in height to find the kinetic energies? …
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2 answers
4k views

How can I find the height for a looping pendulum? [closed]

I tried using the work-kinetic energy theorem, but I may be interpreting the energies wrong. …
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