If h1 = inner film co-efficient and /h2 = outer film co-efficient, then the overall heat transfer co-efficient is________________?
(A) Always less than h1
(B) Always between h1 and h2
(C) Always higher than h2
(D) Dependent on metal resistance
Share this... |
Facebook
|
Twitter
|
Linkedin
|
Whatsapp
|
Your email address will not be published. Required fields are marked *