Q. 64.2( 6 Votes )

Robert observed a musical instrument producing sound. But he didn’t find any vibration of any part of that instrument. This observation raised many questions in his mind. Can you guess what are the questions raised in his mind? Write them.

Answer :

The questions that must arise in his mind are:


(1) If there is no any source of vibration, then how is the sound being produced?


(2) Are there sounds which can be produced even without any vibrating source?


(3) What are the invisible source of vibrations causing production of sound?


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