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The speed of sound in air is approximately 340 m/s. If a reflecting surface is 17 m away, how long does it take for an echo to return to the source?
1 s
0.05 s
0.5 s
0.1 s
0.1 s
Practice and solve "The speed of sound in air is approximately 340 m/s. If a reflecting surface is 17 m away, how long d..." for General Science - Previous Year Paper 2024. The correct answer is Option D: 0.1 s. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "The speed of sound in air is approximately 340 m/s. If a reflecting surface is 17 m away, how long d..." for General Science - Previous Year Paper 2024. The correct answer is Option D: 0.1 s. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.