Recent content by probphy

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    How can I find the mechanical advantage of this pulley system?

    https://www.physicsforums.com/blog/2006/04/03/april-fools-tackle/
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    How can I find the mechanical advantage of this pulley system?

    Thanks for everyone's help. But something doesn't look right with the design.
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    How can I find the mechanical advantage of this pulley system?

    The tensions are opposite in direction. In the ideal case, they have the same magnitude.
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    How can I find the mechanical advantage of this pulley system?

    I think they are the same in the ideal case.
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    How can I find the mechanical advantage of this pulley system?

    My attachment now shows up. Yay! Can anyone help?
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    How can I find the mechanical advantage of this pulley system?

    How do attachments get approved?
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    How can I find the mechanical advantage of this pulley system?

    Please help me tackle this problem! I really need some help. I seem to be having lots of PROBLEMS with PHYSICS. Our lab group project (due Monday!) is to design and test four pulley systems to lift our prof who will be sitting in a chair in the front of the class. We decided to split up the...