## Biot number: Definition, Formula, Significance, For sphere, Lumped capacitance [with Pdf]

What is biot number? Biot number is the ratio of internal conductive resistance within the body to the external convective …

Before discussing the fouling factor let’s know, what is fouling? What is fouling? Fouling is the phenomenon of deposition of …

In free or natural convection, the fluid molecules move due to the density variation caused by a temperature gradient. Thus …

Before knowing about fin efficiency, let’s have brief instructions about the fins. What is fin? Fins are the extended surfaces …