US$ 20.00
1 ohms to 1 ohm in 0
5-inch Alnico bar pair
87-inch focal length
this analog DC ammeter at 0
Simple Machines Wedge Model Material_Aluminum 1 ohms to 1 ohmUsed to demonstrate how a wedge multiplies force during splitting, this wooden simple machine model lets students measure input effort against output splitting force at different wedge angles.
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