Advertisements
Advertisements
Question
Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
Advertisements
Solution
On the basis of loudness, sound is classified into two types:
Low pitch: It has lower frequency and therefore lower pitch.
APPEARS IN
RELATED QUESTIONS
How is ultrasound used for cleaning?
A sonar device on a submarine sends out a signal and receives an echo 5 s later. Calculate the speed of sound in water if the distance of the object from the submarine is 3625 m.
Explain how defects in a metal block can be detected using ultrasound.
Name the three characteristics of sound.
Name the characteristic of sound which depends on (a) amplitude (b) frequency, and (c) waveform.
What is the name of the device which is used to find the depth of sea (or ocean) by using ultrasonic sound waves ?
Fill in the blank with suitable word :
Pitch of sound depends on ....................
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.
Explain how, bats use ultrasound to catch the prey.
Name an animal which navigates and finds food by ecolocation.
