Purchase Qty. Reference FOB Price
20-50 Pieces US$45.00
51-199 Pieces US$42.00
200+ Pieces US$38.00
Product Description
Product Description Single turn coil motor principle demonstration device 1, Main purpose This instrument can be used to demonstrate DC motors and AC/AC motors in middle school physics and electrical teaching Use of DC generator. The coil is made of copper tube with a diameter of 2mm and ...