1626Chemical EngineeringMedium
The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface)?
Ah0/K
Bh0/2K
C2K/h0
DK/h0
Correct answer
C. 2K/h0
Explanation
The correct answer is 2K/h0.