2 Pack Electrostatic Feather for Physics Students Electrostatic Experimentation Equipment Demonstrator Static Experimentation Equipment Science Teaching Instruments

Features

• 100% Pure
• * Demonstrate the electric field lines of point charge and connect the holder of the electric test pen (the metal rod is conductive) to the induction motor by wires.
• * By rotating the motor, it can be seen that the wires of the electric plume of the electroscope extend in a radial pattern, simulating the electric field lines of the point charge.
• * Demonstrate experiments on electric field lines and students explore experiments on static electricity.
• * The product consists of round base, stand, silk thread, etc. Each set is equipped with two.