⚡️𝜎/⚡️ρ

#conductivity symbol sigma #resistivity symbol rho #rho #electrical conductivity #electrical resistivity #material property #physics symbols #siemens per meter #ohm meter

⚡️🟢/⚡️🔴

#conductivity #resistivity #go signal #stop signal #electrical conductivity #electrical resistivity #current allowed #current stopped #conductance #electron flow

💡/🚫💡

#conductivity #resistivity #circuit complete #circuit broken #electrical conductivity #electrical resistivity #current flow #light on #light off

⚡️👍/⚡️✋

#conductivity #resistivity #electrical conductivity #electrical resistivity #current flow #electron flow #conductance #allows current #blocks current