通过摩擦产生正、负电荷的静电学仪器。
J2301 Glass Rod J2302 Rubber Rod
It is an instrument for use in performing experiment with electrostatics, to produce positive and negative electric charges through friction.
J2301 Glass Rod J2302 Rubber Rod
It is an instrument for use in performing experiment with electrostatics, to produce positive and negative electric charges through friction.