Primary Secondary Coil back screen for teacher to

back screen for teacher to observe the results

one to switch shield case

presented in a square shape with a clear background

body percussion

Primary Secondary Coil back screen for teacher toPhysical laboratory aid tools make learning of physical experiments more efficient. Easy to use, can be used on rod magnets, ammeters, sliding baristers and other equipment. Lightweight and portable, the electromagnetic induction spiral coil is specialized in electromagnetic induction phenomenon, convenient to carry and use. It is designed to demonstrate electromagnetic induction and validate the Law of Rentz for students. Ideal choice for physical