James Clerk Maxwell
A) Predicted existence of radio waves
B) First voice transmission
C) Invented alternating current
D) Projected first radio waves
Correct Answer:
Verified
Q1: Samuel F. B. Morse:
A) Developed regenerative circuit
Q2: Alexander Graham Bell
A) Invented the electromagnetic telegraph
B)
Q4: Heinrich Hertz
A) Developed first diode tube
B) Projected
Q5: Guglielmo Marconi
A) Projected first radio waves
B) Developed
Q6: Nikola Tesla
A) First successful demonstration of wireless
Q7: John A. Fleming
A) Developed first diode tube
B)
Q8: Lee De Forest
A) Projected first radio waves
B)
Q9: Reginald Fessendon
A) Developed first diode tube
B) Reports
Q10: Edwin Armstrong
A) Develops regenerative circuit to increase
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