YS2023
Coulomb Torsion Balance
This instrument is used for qualitative and quantitative demonstrations
by distribution of electrostatic charge quantity to explain
the physical meaning of Coulomb's law. |
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YS2024
Circuit Experimental Board (For Teaching Demonstration in
Middle School and Senior Middle School)
The circuit experimental board is easily assembled and disassembled
at your option according to requirement of the experiment and
complexity of the circuit. It can be used for various experiments
on circuit. |