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The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K0 + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be | |
A. | W/m.k [Wrong Answer] |
B. | W/m [Wrong Answer] |
C. | W/m.k2 [Correct Answer] |
D. | none, 'a' is just a number [Wrong Answer] |