In a big hall, the sound gets reflected inside the hall multiple times. The repeated reflection that results in this persistence of sound is called reverberation. 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 inside the hall multiple times. The repeated reflection that results in this persistence of sound is called reverberation. This phenomenon can be observed in auditoriums, cinema halls, indoor stadiums, etc.