Solved: The platform scale consists of a combination of third and first class levers so
Chapter 6, Problem 685(choose chapter or problem)
The platform scale consists of a combination of third and first class levers so that the load on one lever becomes the effort that moves the next lever. Through this arrangement, a small weight can balance a massive object. If x = 450 mm, determine the required mass of the counterweight S required to balance a 9 kg load, L.
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