US$ 200.00
and connecting leads mounted on 4mm-socketed bases for building circuits from 40-plus components
and Lucite dielectrics for studies of capacitance
Beech wood test tube rack accommodates 13 tubes up to 25mm diameter in a 10
the four-sided geometry letting students explore deviation through non-equilateral cross-sections
sodium benzoate
Standard Demonstration Dynamo with Hand Driver on Base cylinder and connecting leads mounted onHand cranked pulley steps up to a smaller dynamo pulley through a rubber belt, lighting an LED at the 4mm sockets; the unit also runs as a motor on 6 8V DC for energy conversion demos.
US$ 200.00
US$ 600.00
US$ 650.00
US$ 18.00
US$ 600.00
US$ 200.00