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Simple Machines: Understanding Mechanical Advantage and Force - MSNKeywords pulleys, fixed pulley, movable pulley, block and tackle, force, lifting, simple machines, weight, mechanics Email us at [email protected] if you have questions about the footage and are ...
Perhaps the humble block and tackle — multiple parallel pulleys to reduce the effort of lifting — is not such a common sight as it once was in this age of hydraulic loaders, but it remains a ...
Perhaps the humble block and tackle — multiple parallel pulleys to reduce the effort of lifting — is not such a common sight as it once was in this age of hydraulic loaders, but it rema… ...
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