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![The rolling spool (made with two CDs and a wooden cylinder) with extra... | Download Scientific Diagram The rolling spool (made with two CDs and a wooden cylinder) with extra... | Download Scientific Diagram](https://www.researchgate.net/publication/267338838/figure/fig3/AS:667665353932809@1536195233693/The-rolling-spool-made-with-two-CDs-and-a-wooden-cylinder-with-extra-masses-coins.jpg)
The rolling spool (made with two CDs and a wooden cylinder) with extra... | Download Scientific Diagram
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![Inner and outer radii of a spool are r and R respectively. A thread is wound over its inner surface and spool is placed over a rough horizontal surface. Thread is pulled Inner and outer radii of a spool are r and R respectively. A thread is wound over its inner surface and spool is placed over a rough horizontal surface. Thread is pulled](https://haygot.s3.amazonaws.com/questions/120480_2fd2a286e52247a6ba6c07853853b560.png)