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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 range of frequencies associated with ultrasound?
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 difference between infrasonic waves and ultrasonic waves ?
What is the frequency range of hearing in humans ?
Which of the following sound frequencies cannot be heard by a human ear ?
(i) 10 Hz
(ii) 100 Hz
(iii) 10,000 Hz
(iv) 15 Hz
(v) 40,000 Hz
What is ultrasound ? What is the difference between ordinary sound and ultrasound ?
What are infrasonic waves ? Name two animals which produce infrasonic waves.
For hearing the loudest ticking sound heard by the ear, find the angle x in Fig.12.4.
