WAEC Physics 2025 Objective — Question 35
Question 35 of 51 from the West African Examinations Council (WAEC) Physics 2025 Objective paper, with the correct answer and a full explanation.
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The microphone transforms energy from
- A. Electrical to sound
- B. Sound to electricalCorrect
- C. Electrical to mechanical
- D. Sound to mechanical
Explanation
A microphone converts sound energy (mechanical vibrations of air) into an electrical signal.
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