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Question

What do we call the lasting of sound caused by repeated reflections?

This question was previously asked in
RRB NTPC 2025 Graduate CBT 2 Question Paper PDF (10-Jul-2026) (Shift 1)
The correct answer is

Reverberation

Reverberation refers to the lasting persistence of sound caused by multiple repeated reflections within an enclosed space.

Quality, Echo and Resonance describe different sound-related phenomena, with echo specifically being a single distinctly delayed reflection.

Hence, Reverberation is the correct answer.

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Important Questions from Wave

  1. Which of the following is correct?

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