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What property of an electromagnetic wave changes when the wave is encoded with analog information?

a)Speed

b)Ampltude

c)frequency

d)Wave length

1 Answer

5 votes

Answer: C

Frequency

Step-by-step explanation:

In an analog to digital converter, the analog voltage is sampled at a regular interval of time which is known as sampling frequency. Therefore, the property of an electromagnetic wave that changes when the wave is encoded with analog information is frequency.

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