Question: 100% NCERT covered from Particular Keyword.Explanations are 100% from NCERT | [Difficult level: Easy] From NCERT NEET 2003
Consider a compound slab consisting of two
different materials having equal thicknesses and
thermal conductivities K and 2K, respectively. The
equivalent thermal conductivity of the slab is
(a) 2/3K
(b) Root 2 K
(c) 3 K
(d) 4/3K (2003)