RRB NTPC CBT-1 previous year question
What do we call the lasting of sound caused by repeated reflections?
Asked in RRB NTPC 2026 — 18 June Shift 3 · General Awareness
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Correct answer: (A) Reverberation
The persistence of sound in an enclosed space due to repeated reflections off surfaces, even after the source stops, is called reverberation.
हिंदी में प्रश्न
निम्नलिखित में से कौन-सी भारत की राजभाषाएँ हैं?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) हिंदी और उर्दू
किसी बंद स्थान में सतहों से बार-बार परावर्तन के कारण ध्वनि का स्रोत बंद होने के बाद भी बना रहना अनुरणन (reverberation) कहलाता है।
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