Advertisements
Advertisements
प्रश्न
Draw labelled diagrams to represent (a) soft sound, and (b) loud sound, of the same frequency.
Advertisements
उत्तर
On the basis of loudness, sound is classified into two types:
Soft sound: It has smaller amplitude and thus this type of sound has lesser loudness.
Loud sound: It has higher amplitude and thus this type of sound has greater loudness.
APPEARS IN
संबंधित प्रश्न
Give two practical applications of reflection of sound waves.
Explain the term 'amplitude' of a wave. Draw the diagram of a wave and mark its amplitude on it.
Define the 'frequency' and 'time-period' of a wave. What is the relation between the two?
Name the three characteristics of sound.
Explain the term 'pitch' of a sound. On what factor does the 'pitch' of a sound depend ?
Explain why, if we strike a table lightly, we hear a soft sound but if we hit the table hard, a loud sound is heard.
What is the range of frequencies associated with (a) infrasound (b) audible sound, and (c) ultrasound ?
Name an animal which navigates and finds food by ecolocation.
Explain how does SONAR work?
Expand the abbreviation of the term SONAR.
