What are the two types of electrical communications?
A. Radio and wire
B. Television and wire
C. Telegraph and radio
D. Television and radio
Show Answer
Answer: A
Share your understanding of this question with the correct explanation.
What are the two types of electrical communications?
A. Radio and wire
B. Television and wire
C. Telegraph and radio
D. Television and radio
Answer: A
Share your understanding of this question with the correct explanation.