A) Sound to mechanical to electrical
B) Electrical to mechanical to sound
C) Sound to electrical to sound
D) Mechanical to sound
Correct Answer: B
Solution :
[b] Loudspeakers use electro-mechano-acoustic transduction, i.e. they convert electrical energy into mechanical energy, which in turn is converted into acoustic energy. Conversely microphones convert acoustic energy into mechanical energy and then electrical energy.You need to login to perform this action.
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