Thank you so much for reading this post, I hope you can help me with this topic.
I am reading a book where says something like: "The elasticity modulus of material A is EA GPa, the elasticity modulus of material B is EB GPa. So, assuming that both materials are X% on the piece, the resultant...
Hello,
First of all, thank you so much for reading this e-mail, and I hope you can help me.
I have one doubt, about centrifugal fans. A colleague has told me that if you rotate a backward curved fan in the opposite direction as the one it has been designed for, no so much change in the fan...
