Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
)iston. Or, including the advantage of the lever. … W = P X press pistonpump piston X leverage. Suppose the pistons to be as 2 to 200 inches, the power 100 pounds,and the leverage as 10 to 1; and Ave shall have, as the W, or force ofthe press, 100 X 200 _ 20000W = ^ X 10 = —.^ X 10 = 100,000 pounds. 2 2 Or, 100 pounds on the lever gives 1000 pounds…
Physics · Astronomy
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