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More Pulleys Increase Mechanical Advantage
Last time we saw how compound pulleys within a dynamic lifting scenario result in increased…
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Rope Length Tradeoff in a Compound Pulley
We’re all familiar with the phrase, “too much of a good thing.” As a professional engineer,…
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Mechanical Overkill, an Undesirable Tradeoff in Compound Pulleys
We’ve been discussing the mechanical advantage that compound pulleys provide to humans during lifting operations and last time we…
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Friction Reduces Pulleys’ Mechanical Advantage
The presence of friction in mechanical designs is as guaranteed as conflict in a good…
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Friction Results in Heat and Lost Work Within a Compound Pulley
Last time we saw how the presence of friction reduces mechanical advantage in an engineering scenario utilizing…
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Work Input Does Not Equal Work Output
We left off Previously with an engineering analysis of energy factors within a compound pulley scenario, in our case a Grecian…
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Da Vinci’s Tribometre; a Historical Look at Pulleys and Friction
In our series on pulleys we’ve been discussing the effects of friction, subjects also studied…
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Calculating Velocity — de Coriolis’ Kinetic Energy Formula
Last Topic we discussed Gaspard-Gustave de Coriolis’ formula to compute kinetic energy. here we’ll use it to…
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De Coriolis’ Formula to Compute Work and the Newton
A case in point is Gaspard Gustave de Coriolis‘ formula to compute work, as set out in…
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Focus on Dynamics, Part II, Kinetics
In Part I of Mechanical Engineering, Focus On Dynamics, we talked about kinematics. in This Part II, we’ll talk…