Answered: Problem 3. Reduce the system of forces…

Problem 3. Reduce the system of forces in the belts shown to a single force at O and a couple. Forces are either vertical or horizontal. Inner radius = 1 foot, radius of bigger pulley from O = 2 ft.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter6: Beams And Cables

Section: Chapter Questions

Problem 6.16P: The 1800lbin. couple is applied to member DEF of the pin-connected frame. Find the internal force...

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I'm stuck at establishing the Moment at O for both circles. I don't know how to find the force.

Problem 3. Reduce the system of forces in the belts shown to a single force at O and a couple. Forces are either vertical or
horizontal. Inner radius = 1 foot, radius of bigger pulley from O = 2 ft.
20 Ib
140 1b 30 1b
15 1b

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