US$ 34.25
Used to demonstrate how a wedge multiplies force during splitting
pulley for force cord
Used to supply rechargeable DC power for circuit experiments
75-inch aluminum-and-steel frame for mass-comparison work
all faces polished and packaged in a wooden storage box
2Ω Resistance Unit Glass Color_Transparent Used to demonstrate how aTwo ohm metal film resistance unit at plus or minus 1% accuracy with a 1. 0V maximum rating, the next step up from the 1 ohm reference for low resistance series circuit and divider work.
US$ 34.25
US$ 127.13
US$ 16.99
US$ 76.99