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प्रश्न
Fill in the blanks with suitable words.
A sound wave consists of places of higher pressure called ................. and places of................pressure called.................
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उत्तर
A sound wave consists of places of higher pressure called compressions and places of lower pressure called rarefactions.
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संबंधित प्रश्न
What is the audible range of the average human ear?
What is the range of frequencies associated with infrasound?
Name the organs of hearing in our body.
What name is given to the sound waves of frequency too high for humans to hear ?
What type of sound waves are produced by a vibrating simple pendulum ?
What is the frequency range of hearing in humans ?
What is ultrasound ? What is the difference between ordinary sound and ultrasound ?
What are ultrasonic waves ? Name two animals which can produce ultrasonic waves.
One of the following can hear infrasound. This one is :
Which of the above two graphs (a) and (b) (Fig.12.3) representing the human voice is likely to be the male voice? Give a reason for your answer.
