Advertisements
Advertisements
प्रश्न
A musical instrument is producing a continuous note. This note cannot be heard by a person having a normal hearing rang. This note must then be passing through.
विकल्प
water
wax
vacuum
empty vessel
उत्तर
Sound waves cannot propagate through vacuum.
(c) Vacuum.
APPEARS IN
संबंधित प्रश्न
How does a musician playing on a flute change the pitch of sound produced by it ?
Can sound travel through (a) iron, and (b) water?
What is the name of the strings which vibrate in our voice box when we talk?
Name four ways in which sound can be produced.
If a ringing bicycle bell is held tightly by hand, it stops producing sound. Why?
Fill in the blank with suitable word.
When the frequency of the sound is increased, the wavelength ____________.
Draw the sketches of two waves A and B such that wave A has twice the wavelength and half the amplitude of wave B.
The region in a sound wave, with higher pressure and density, is called ______ and that with low pressure and density is called ______.
You and your friend are on the moon. Will you be able to hear any sound produced by your friend?
Infrasound can be heard by
