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`        A small fraction of rope hangs from a frictionless table,if the length of rope is L, find the speed with which the rope will leave the table`
2 years ago

Kartik
21 Points
```							Let small part of chain hang be x and let this chain with small part move by dx so its potential energy is Mxg×dx/L integrate to give Mgx^2/2L  .Put limit from 0 to L and potential energy is MgL/2. So use energy conversation to get Mv^2/2=MgL/2 and v=(gl)^1/2
```
2 years ago
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• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions

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