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In stethoscopes, the sound of the heartbeat is transmitted to the doctor’s ears because:
the sound waves are absorbed by the tube walls
the sound waves are amplified by electricity
the sound waves undergo successive refraction in the tube
the sound waves are guided by multiple reflections in the tube
the sound waves are guided by multiple reflections in the tube
Practice and solve "In stethoscopes, the sound of the heartbeat is transmitted to the doctor’s ears because:..." for General Science - Previous Year Paper 2024. The correct answer is Option D: the sound waves are guided by multiple reflections in the tube. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "In stethoscopes, the sound of the heartbeat is transmitted to the doctor’s ears because:..." for General Science - Previous Year Paper 2024. The correct answer is Option D: the sound waves are guided by multiple reflections in the tube. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.