Q. Decibel is the unit for

  • (A) Speed of light
  • (B) Radio wave frequency
  • (C) Intensity of sound
  • (D) Intensity of heat
✅ Correct Answer: (C) Intensity of sound

Published by Brijesh Goswami ⭐ 9.45K Points at 30-Jun-2021 07:18 am in Science

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