Question 53 (Textile Engineering & Fibre Science)
The thermal conductivity of a nonwoven fabric is given by
where is the thermal conductivity of the fabric is W/(m.K), is the bulk density of the fabric in kg/m3, and .
The minimum value of thermal conductivity, in mW/(m⋅K), is approximately
(A) | 36 |
(B) | 39 |
(C) | 41 |
(D) | 46 |