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Mechanical Engineering
All Nolege News articles on Mechanical Engineering.
2 articles
Mechanical Engineering
Switch off one of two identical machines and the noise barely drops. The decibel is why.
Halving the sound energy in a room takes 3 dB off the meter — a change most people barely notice. Here is why the decibel scale works that way, what dB(A) and Leq actually mean, and why a wall with an open window is not a wall at all.
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Mechanical Engineering
How 3D printing actually works, from digital file to solid object
3D printing builds objects one thin layer at a time instead of cutting them from a block. Here is how additive manufacturing really works, the main methods, and where engineers actually use it.
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