Physics · Waves and Sound
Consider the following statements about the microphone and the speaker of a mobile phone: 1. The microphone converts sound to a mechanical signal. 2. The microphone converts sound to an electrical signal. 3. The speaker converts a mechanical signal to sound. 4. The speaker converts an electrical signal to sound. Which of the statements given above are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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Correct answer
2 and 4
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