Compound lever could be measured. Compound lever The compound lever is a simple machine operating on the premise that the resistance from one lever in a system of levers will act as power for the next, and thus the applied force will be amplified from one lever to the next (as long as the mechanical advantage for each lever is greater than one). Almost all scales use some sort of compound lever to work. Other examples include nail clippers and piano keys. A lever arm uses the fulcrum to lift the load using and intensifying an applied force. In practice, conditions may
Hayley Lever in line, form and color. If I were confined to my own back yard for the rest of my life, I'd still have more pictures in my mind than I would have time to paint. Art is nothing but having a good time." Lever went to Pittsburgh in 1922 as an art juror for the Carnegie International exhibition. In 1924, Lever was commissioned to paint a portrait of the presidential yacht, , which was subsequently presented to President Calvin Coolidge in the Cabinet Room of the White House. By 1930, Lever had moved to Caldwell, New Jersey, staying there until