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1. |
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. | /m.k |
B. | /m |
C. | /m.k² |
D. | one, A is just a number |
Answer» D. one, A is just a number | |