Open Question: What is the name of an inexpensive material capable of blocking radio waves?
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Eclectic... Member since:June 13, 2006Total points:130 (Level 1)I am trying to go beyond the standard dentist visits that put the thin lead vests over your chest & torso to protect your vital organs. I want to take this process to the next level, so I was curious to know if there is an inexpensive material that can block radio waves and more common forms of radiation.Answer QuestionBe the first to answer this question.
16:23 |
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Open Question: Why do you have to rub a material in one direction to charge a solid material?
I have never found this to be true. I rub a balloon backwards and forwards on what is left of my hair and the balloon charges.
I rub and ebony rod backwards and forwards with fur and it charges.
So I can't agree with the substance of the question.
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Open Question: Where can I find CFD learning material ?
I'm currently working on a research project in wind engineering, which involves CFD (Computational Fluid Dynamics) simulations. However, I have little knowledge of it. I am quite good at the basic application now but I want to study about it. Is there any good text book with brief coverage of theory and lots of application ? I want to do simulations with two different fluids, dynamic meshes and merged with FEM (finite element methods). I'm using ANSYS12.0 if that helps
Thank you !
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