The diagram shows a device that uses radio waves.
What is the role of the part in the d...
![Physics](/tpl/images/cats/fizika.png)
The diagram shows a device that uses radio waves.
What is the role of the part in the diagram labeled X?
a) modulate, amplify, and send out waves
b) capture, amplify, and demodulate waves
c) change the amplitude and frequency of waves
d) change the pulse and phase of waves
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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