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Question

In a big hall, the sound gets reflected inside the hall multiple times.This phenomenon can be observed in:

A
Auditoriums
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B
Cinema halls
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C
Indoor stadiums
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D
Vacuum chamber
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Solution

The correct options are
A Auditoriums
B Cinema halls
C Indoor stadiums
In a big hall, the sound gets reflected multiple times. The repeated reflection that results in the persistence of sound is called reverberation. This phenomenon can be observed in auditoriums, cinema halls, indoor stadiums, etc.

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