The repetition of sound caused by multiple reflections of sound waves in a large hall is known as:

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A Refraction
B Reverberation
C Diffraction
D Resonance

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Answer: B. Reverberation

Explanation: B) Reverberation is correct because prolonged persistence of sound results from continuous reflections off walls and ceilings.

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The repetition of sound caused by multiple reflections of sound waves in a large hall is known as:

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