FDP101X

as part of fdp101x i am uploading viedo on Conduction and Radiation

here is the follwoing link http://www.nptelvideos.in/2012/12/conduction-and-radiation.html

reflection spot

what is the importance thermal radiation.

question 1: Thermal Radiation transfer takes place with the help of

a) medium

b) electro magnetic waves

c) sound

d) all of the above

question 2: what is equation for Ra?

a)Ra=Gr*Pr

b)Ra=Gr*Nu

c)Ra=Gr*Gr

d)none of the above

 

 

 

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