Questions › Category: Civil Engineering › The number of vibrations of a sound wave per unit time is measured in ______. 0 Vote Up Vote Down VideRime Staff asked 3 years ago The number of vibrations of a sound wave per unit time is measured in ______. 1. decibel 2. hertz (Ans) 3. pressure second 4. bel Share this Now with Friends: Share on WhatsApp (Opens in new window) WhatsApp Share on Telegram (Opens in new window) Telegram More Related