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284

Q:

ध्वनि तरंगों को विद्युत् तरंगों में परिवर्तित करने वाले यंत्र को कहते हैं ?

  • 1
    माइक्रोटोम
  • 2
    लाउडस्पीकर
  • 3
    माइक्रोफोन
  • 4
    मैगनेटोमीटर
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Answer : 3. "माइक्रोफोन"
Explanation :

electromechanical transducer, any type of device that either converts an electrical signal into sound waves (as in a loudspeaker) or converts a sound wave into an electrical signal (as in the microphone).

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