A mean air pressure is 760 mmHg This means that atmospheric air pressure will support a column of mercury (Hg) to the height on 760 millimetres. NB If water w
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Physics
+2
What makes a 레비트라 room sound proof?
Asked by Anonymous
A truly soundproof room isn't about one material — it's the result of four principles working together.
Understanding these explains why some "soundproofin
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Physics
What property of the sound wave determines the volume of sound?
Asked by Anonymous
Amplitude.
Wavelength determines the pitch of the sound ( how high or low the note).