Question

the SI unit of coefficient of thermal expansion_____________​

Answer 1

Answer:

Thermal expansion refers to a fractional change in size of a material in response to a change in temperature.

For most materials, over small temperature ranges, these fractional changes… uses the SI unit inverse kelvin (K−1 or 1/K) or the equivalent acceptable non SI unit inverse degree Celsius (°C−1 or 1/°C).

Answer 2

Answer:

Per Kelvin(/k)

Explanation:

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