A drum is beaten in a vacuum and we are unable to hear it. This is bec – McqOptions

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1.	A drum is beaten in a vacuum and we are unable to hear it. This is because:
A.	Infrasonic sounds are produced
B.	Frequency of vibration of sound is low
C.	Amplitude of vibration of sound is high
D.	Sound cannot travel in vacuum
Answer» E.

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