Unit of thermal conductivity in M.K.S. units is

Q. Unit of thermal conductivity in M.K.S. units is

A.            kcal/kg m2 °C

B.            kcal-m/hr m2 °C

C.            kcal/hr m2 °C

D.            kcal-m/hr °C

Answer: kcal-m/hr m2 °C