. Decibel is a unit of
A: Intensity of light
B: X - rays radiation capacity
C: Sound loudness
D: none of these
Best Answer
Explanation:
⇒ Decibels measure sound intensity i.e sound amplitude
⇒ Sound is Energy that travels in waves
⇒ Sound can be measured by two factors:
- Frequency
- Amplitude
⇒ Amplitude is calculated in decibel (dB)
Final Answer:
Hence, the correct option is C, i.e Sound Loudness
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