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A microphone is the technological device makes an energy conversion in the same way that a human ear makes an energy conversion
What is a Technological device ?
Technological device means any computer, cellular phone, smartphone, digital camera, video camera, audio recording device, or other electronic device that can be used for creating, storing, or transmitting information in the form of electronic data.
sound waves enter the ear canal and cause the eardrum to vibrate. Vibrations pass through 3 connected bones in the middle ear. This motion sets fluid moving in the inner ear. Moving fluid bends thousands of delicate hair-like cells which convert the vibrations into nerve impulses
Mobile phones and telephones contain microphones which is a technological device
These devices contain diaphragm, which does a similar job to an ear drum. The vibrations in air due to sound make the diaphragm vibrate, and these vibrations are changed to electrical impulses.
correct answer B. a microphone
a microphone is the technological device makes an energy conversion in the same way that a human ear makes an energy conversion
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