Unit of coefficient of thermal conductivity is :
A. joule metre/ second ×°C
B. joule × metre × second / °C
C. joule / metre × second × °C
D. joule × second / metre × °C.
Answer:C
Unit of coefficient of thermal conductivity is :
A. joule metre/ second ×°C B. joule × metre × second / °C C. joule / metre × second × °C D. joule × second / metre × °C.