Underwater cables and telegraphy did little to develop the news wire services.
Correct Answer:
Verified
Q29: Among many important ideas instituted by Sylvester
Q30: It would be safe to say that
Q31: Edwin Armstrong is most closely associated with
A)Audion.
B)mechanical
Q32: The FCC's nonduplication rule assisted expansion of
A)AM
Q33: Urban concentration, education, rising literacy, and more
Q35: James Clerk Maxwell proved Hertz's theory by
Q36: Maritime tragedies such as the Titanic sinking
Q37: Among the earliest of radio "broadcasts" was
Q38: Despite many other claims based on earlier
Q39: KDKA and WJZ pioneered toll broadcasting.
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