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7 votes
1 answer
203 views

What noise would a nuclear gas turbine make? [closed]

At the core of the powerpacks of the upcoming generation of powered exoskeletons are dusty plasma fission fragment reactors, in which nanoparticles of nuclear fuel inside a vacuum undergo a fission ...
KEY_ABRADE's user avatar
  • 13.1k
6 votes
1 answer
326 views

Can EM waves naturally create sonic waves?

Q:Can EM waves naturally create sonic waves? For example, could a natural antenna (e.g. a seam of conductive metal or the right kind of rock)receive em radiation and through thermal/mechanical or ...
Toby Weston's user avatar
4 votes
3 answers
385 views

How much energy it would be required to propel a projectile with sound? Would it be lethal to its user?

Context: in a scenario where batteries suddenly became extremely energy dense due to some events between the main characters, I was thinking about which electromagnetic weapons I could use, such as ...
Fulano's user avatar
  • 293
4 votes
6 answers
547 views

How can an optical signal be converted into a mechanical/acoustic signal without using electricity?

There are several ways to directly convert acoustic/mechanic signals into optic signals (e.g. opening/closing a shutter, or the acousto-optic effect). Is there any way to do the reverse, without using ...
JanKanis's user avatar
  • 1,404