The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K 0 + at . where, K is the thermal conductivity and T is the temperature (in Â°K). The units of 'a' in SI system will be

The variation of thermal conductivity of a metal with temperature is o

1.	The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K 0 + at . where, K is the thermal conductivity and T is the temperature (in Â°K). The units of 'a' in SI system will be
A.	W/m.k
B.	W/m
C.	W/m.k 2
D.	none, ' a ' is just a number
Answer» D. none, ' a ' is just a number

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The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K 0 + at . where, K is the thermal conductivity and T is the temperature (in Â°K). The units of 'a' in SI system will be

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