The determination of the gravitational constant ?g? is one of the most fundamental and early physical constants students must derive and observe. This kit has a wooden base, 1.1m rod and a movable electro magnet. The electromagnet can be moved anywhere on the rod and is powered by the timer. When the ball is released the timer is triggered and stopped one the ball his landed on the base for a precise measurement and then calculation of ?g?. supplied with manual.
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