US$ 47.50
well suited to demonstrating the force on a current-carrying conductor in a magnetic field
Six-piece 3-inch optical lens set combining three double-convex and three double-concave glass lenses at 200mm
Solid metal 400g roller at 7cm wide by 5cm diameter on cone bearings in a cord-ready metal frame
Long 1000mm black 2mm-plug lead with a crocodile clip on the opposite end
Set of 20 Alloys, Cardboard Box Material_Aluminum well suited to demonstrating theSet of 20 different alloys supplied in cardboard box. Set of 20 different alloys supplied in cardboard box. Each specimen labelled with name.
US$ 47.50
US$ 47.50
US$ 10.00
US$ 80.00
US$ 24.50