Physicseasy · Past Paper
What is the unit used to measure the intensity level of sound?
AHertz
BDecibel
CMeter
DPascal
✓ Correct Answer: B — Decibel
The decibel (dB) is a logarithmic unit used to express the ratio of sound intensity or power.
Share this question
More from Physics
- If a body is moving in a circle with constant speed, the work done by centripetal force is:
- If a body is moving with a constant velocity of 10 m/s, how far will it travel in 1 minute?
- An ideal transformer has 100% efficiency. If input power is 500W and output voltage is 50V, what is the output current?
- A convex lens is also known as a:
- The SI unit of acceleration is: