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Q: Which of the following units is used to measure the intensity of sound?
  • A. Pascal
  • B. Curie
  • C. Decibel
  • D. Joule
Correct Answer: Option C - The decibel is the unit used to measure the intensity of sound. It is also widely used in electronics, signals and communication.
C. The decibel is the unit used to measure the intensity of sound. It is also widely used in electronics, signals and communication.

Explanations:

The decibel is the unit used to measure the intensity of sound. It is also widely used in electronics, signals and communication.