Q4 of 34 Page 227

Sound can travel through vacuum. Is it correct?

no, sound cannot travel through vacuum as for propagation of sound it needs a medium.


More from this chapter

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2

Mention the reason that brings the sound of fire crackers to our ears.

 3

Mention the name of passage in the outer ear which carries sound waves to the eardrum.

 5

What do you understand by amplitude of vibration?

 6

Write the unit of loudness of sound.