Table of Contents
Why is heat and mass transfer important?
Heat and mass transfer is an important and consolidated branch of physics and engineering. Our research aims to extend the traditional experimental and numerical analysis into the so-called mesoscale, i.e. to understand the specific phenomena occurring at the fluid interfaces in a sub-micron scale.
What is conduction in heat and mass transfer?
Conduction heat transfer is the transfer of heat through matter (i.e., solids, liquids, or gases) without bulk motion of the matter. In another ward, conduction is the transfer of energy from the more energetic to less energetic particles of a substance due to interaction between the particles.
In which one of the following heat transfer takes place without any conduction or convection?
In which one of the following, Heat transfer takes place without any Conduction or Convection? Explanation: In a cooling tower, heat transfer takes place by evaporation which carries away the thermal energy from the liquid in the form of vapour hence cooling it, no instance of conduction or convection is observed.
What is the difference between thermodynamics and heat transfer?
In Heat transfer, the heat directly flows from high temperature to low temperature. but through thermodynamics, the heat is converted into work with the help of an external heat engine is known as heat transformation which is a thermodynamic process.
What is the fastest mode of transfer of heat?
Radiation
Heat energy can propagate through any media or vacuum at the speed of light. Radiation can take place in any state of matter. Hence, radiation is the fastest mode among these modes of heat transmission.
Is heat a mass transfer?
Heat transfer and mass transfer are kinetic processes that may occur and be studied separately or jointly. Besides, heat and mass transfer must be jointly considered in some cases like evaporative cooling and ablation.