Posted inStrength of Materials
More Pulleys Increase Mechanical Advantage
Last time we saw how compound pulleys within a dynamic lifting scenario result in increased…
Posted inStrength of Materials
Rope Length Tradeoff in a Compound Pulley
We’re all familiar with the phrase, “too much of a good thing.” As a professional engineer,…
Posted inStrength of Materials
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…
Posted inStrength of Materials
Friction Reduces Pulleys’ Mechanical Advantage
The presence of friction in mechanical designs is as guaranteed as conflict in a good…
Posted inStrength of Materials
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…
Posted inStrength of Materials
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…
Posted inStrength of Materials
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…
Posted inStrength of Materials
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…
Posted inStrength of Materials
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…
Posted inStrength of Materials
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…