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Lever Essay Topics & Paper Examples

Activity 1.1.2 Simple Machines Practice Problems Answer Key

Answer the following questions regarding simple machine systems. Each question requires proper illustration and annotation, including labeling of forces, distances, direction, and unknown values. Illustrations should consist of basic simple machine functional sketches rather than realistic pictorials. Be sure to document all solution steps and proper units. All problem calculations should assume ideal conditions and no friction loss. Simple Machines – Lever A first class lever in static equilibrium has a 50lb resistance force and 15lb effort force. The lever’s effort force is located 4 ft from the fulcrum. 1.Sketch and annotate the lever system described above. 2.What is the actual mechanical advantage of the system? FormulaSubstitute / SolveFinal Answer AMA = 3.33 3.Using static equilibrium calculations, calculate the length…