Advertisements
Advertisements
Question
Name the unit used to measure the loudness of sound. Also write its symbol.
Advertisements
Solution
Loudness of sound is measured in decibel. Its symbol is dB.
APPEARS IN
RELATED QUESTIONS
Give two practical applications of reflection of sound waves.
Name the three characteristics of sound.
How does the pitch of a sound depend on frequency ?
What happens to the loudness of a sound if its amplitude decreases ?
Fill in the blank with suitable word :
Pitch of sound depends on ....................
Fill in the blank with suitable word :
Loudness of sound depends on .....................
Fill in the blank with suitable word :
Quality of sound depends on ........................
What is meant by the quality (or timbre) of sound ? On what factor does the quality (or timbre) of a sound depend ?
Explain how does SONAR work?
Expand the abbreviation of the term SONAR.
