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प्रश्न
Name the Sound of the Frequency Given Below:
45 kHz
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उत्तर
Ultrasonic sound
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
Sound requires a ________ for propagation.
Can two person hear each other on moon’s surface ? Give reason to support your answer.
State one observation from everyday life which shows that sound travels much more slow than light.
In which medium sound travels faster : air or hydrogen?
Which of the following terms apply to sound waves in air and which to water waves?
Transverse, Rarefaction, Trough, Crest, Compression, Longitudinal
Fill in the blank and explain.
Sound does not travel through ______.
Explain the experiment, with a neat diagram, to prove the following:
'Sound needs material medium for propagation.'
How does the speed of sound in air vary with temperature?
Can sound propagate in solids and liquids?
State three characteristics of the medium required for the propagation of sound.
