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2answers
31 views

About our voice transferred into electrical signal

I know when we speak to the microphone, the pitch of our voice cause the vibration of magnet in the microphone, thus causing generation of different voltages of electrical signal. But my question is: ...
1
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1answer
40 views

Velocity measurement in relativistic perpsectives

I understand the precepts of relativistic time dilation, but I'm looking to nail down the local perception of velocity in each frame. this has three parts, with the second being the most complex ...
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0answers
52 views

To what degree does guitar construction affects the vibration of the strings?

There's an old debate going on in the guitar community about how much does wood choice and body shape affect the sound of an electric guitar. No one denies that there's a difference acoustically (how ...
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0answers
49 views

Time relativity - 'philosophical' question

I'm aware that time is relative to the observer. But, does this also extend to the perception of time? For example, let's consider a fly (there's research suggesting that flies perceive time passing ...