Advertisements
Advertisements
प्रश्न
Name the characteristic of sound which depends on (a) amplitude (b) frequency, and (c) waveform.
उत्तर
(a) Loudness of sound depends on amplitude.
(b) Pitch of sound depends on frequency.
(c) Quality of sound depends on waveform.
APPEARS IN
संबंधित प्रश्न
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 unit used to measure the loudness of sound. Also write its symbol.
How is an ultrasound scan for fetus (unborn baby) better than X-ray ?
Fill in the blank with suitable word :
Loudness of sound depends on .....................
What is meant by the 'loudness' of sound ? On what factor does the loudness of a sound depend ?
Explain the term 'pitch' of a sound. On what factor does the 'pitch' of a sound depend ?
Define the following terms : (a) Echolocation (b) Echocardiography, and (c) Ultrasonography.
Fill in the blank and explain.
To discover a sunken ship or objects deep inside the sea, ______ technology is used.
Expand the abbreviation of the term SONAR.
