د PASCO PK-9025B کنډکټیک کاغذ د ګریډ لارښوونو سره
PASCO PK-9025B Conductive Paper with Grid INSTRUCTION MANUAL Introduction The Conductive Paper with Grid is designed for plotting equipotentials and electric fields. Its resistivity is greater than 2 kΩ per square. Only clean, smooth metallic probes or graphite from a…