Question

What mean by counductivity

Answer 1

the degree to which a specified material conducts electricity, calculated as the ratio of the current density in the material to the electric field which causes the flow of current.
the rate at which heat passes through a specified material, expressed as the amount of heat that flows per unit time through a unit area with a temperature gradient of one degree per unit distance.
plural noun: conductivities; noun: thermal conductivity; plural noun: thermal conductivities
"they constructed models from two materials with different thermal conductivities"