Nigel's Balancing Act
Classical Mechanics
Level
pending
Nigel places weights of 100 pounds and 115 pounds on a lever. The two weights are 15 feet apart, and the lever is balanced. How far from the fulcrum did Nigel put the 100 pound weight?
About 8.25 ft
About 8.75 ft
About 8 ft
About 8.5 ft
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1 solution
use the lever principle -load load arm=effort arm effort .let the 100pound be put s meter apart.then s=(100*15) divided by(100+115).