Sliding rheostat physics teaching equipment consists of main components such as wire-wound porcelain tube, sliding head, sliding rod, bracket, terminal and so on.
With a small, round, curved body and a suitable handle, this is a coffee mug with a moderate capacity .Bright colors with beautiful personality design , bring a splash of color to everyday life.
It mainly realizes the processing of the shape of the article through the change of the physical state of the formed material. Known as the "Mother of Industry".