Physics, asked by ajaykumaryadavv1983, 4 months ago

how has telephone been a revolutionary inventention?

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Answered by Rizakhan678540

4

Answer:

Alexander Graham Bell's invention of the telephone is one of the most significant inventions from the Second Industrial Revolution. ... For instance, in 1875 he developed a receiver that could turn electricity into sound. Called 'acoustic telegraphy', the device allowed voice-like sounds to be heard across wires.

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