The intensity level is measured in decibels (dB) using the formula:
Doubling the intensity increases the intensity level by approximately 3 dB.
Related Questions:
- Why does sound require a medium to travel?
- What is the effect of humidity on the speed of sound?
- What is the difference between audible, infrasonic, and ultrasonic sounds?
- What is the relation between frequency and pitch of a sound?
- Why do we hear sound more clearly at night than during the day?
- Why does sound travel faster in solids than in liquids and gases?
- Why are we able to distinguish between two sounds having the same loudness?
- Why does a vibrating mobile phone on a wooden table sound louder than when held in hand?
- Why do we see a batsman striking the ball before hearing the sound in a cricket stadium?
- Explain how sound is produced and propagated.
- Describe the characteristics of sound and their significance.
- Explain SONAR and its applications.
- What is intensity of sound? What is the range of intensity of audible sound? Differentiate between loudness and intensity of sound.
- Define intensity level. Derive the formula for its decibel scale.
- Differentiate between noise and music. Explain how noise is a nuisance.
- What is acoustics and acoustic protection? How does their study help in the construction of different structures?
- What is the audible frequency range? Explain in detail.
- What are ultrasounds? Give their uses in different fields of life.
- Why does the acceleration of a simple pendulum increase as it moves away from the equilibrium position?
- Sound-NFE