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Grade: 10

                        

A massless rope is tossed over a wooden dowel of radius r in order to lift a heavy object of weight W off of the floor, as shown in Fig. The coefficient of sliding friction between the rope and the dowel is μ. Show that the minimum down- ward pull on the rope necessary to lift the object is (Hint: This problem required techniques from integral calculus.)

5 years ago

Answers : (1)

Jitender Pal
askIITians Faculty
365 Points
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5 years ago
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Course Features

  • 101 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 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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