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Ajay placed some beads on the membrane o...

Ajay placed some beads on the membrane of a drum and struck it with a
stick to produce sound. The beads must have __________

A

stayed still

B

moved side to side

C

moved up and down

D

arranged themselves in a circle

Text Solution

Verified by Experts

The correct Answer is:
C
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  3. An echo is produced due to the .

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  14. The sound form a cat and a lion are different, even when they produce ...

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  15. Which of these flutes would have the highest pitch ?

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