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 `circ`K). The units of 'a' in SI system will be Options: A . &nbspW/m.k B . &nbspW/m C . &nbspW/m.k2 D . &nbspnone, 'a' is just a number

The

Question

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 `circ`K). The units of 'a' in SI system will be

Options:

A . W/m.k

B . W/m

C . W/m.k2

D . none, 'a' is just a number

Answer: Option C

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