![Thermal diffusivity of a substance is](https://www.gkseries.com/blog/wp-content/uploads/2022/04/Thermal-diffusivity-of-a-substance-is-.png)
Q. Thermal diffusivity of a substance is .
A. proportional of thermal conductivity
B. inversely proportional to k
C. proportional to (k)
D. inversely proportional to k2
Answer: proportional of thermal conductivity
A. proportional of thermal conductivity
B. inversely proportional to k
C. proportional to (k)
D. inversely proportional to k2
Answer: proportional of thermal conductivity
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