Physics · Sound Waves
A doctor uses a stethoscope to listen to a patient's heartbeat. How does a standard acoustic stethoscope help the doctor hear faint heart sounds more clearly?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It amplifies sound electronically
- 2It filters out high-frequency noise
- 3It changes sound waves into light signals
- 4It collects and transmits sound waves efficiently from the chest to the ears✓
Correct answer
It collects and transmits sound waves efficiently from the chest to the ears
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