Experiment 1G Uniform Circular Motion

one millimeter accuracy, and record it as r1. (b) Hang the bob . exactly. above the tip of pointer, by making two adjustments: (i) move the crossarm horizontally (use its clamp) (ii) raise or lower the bob by changing the length of string (by wrapping. it around its cleat). As accurately as your eye can see, the tip of the bob and the pointer ... ................
................