Question : The current which flows in a telephone line is_____.
Option 1: sound energy
Option 2: electric energy
Option 3: radio energy
Option 4: mechanical energy
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Answer (1)
19th Jan, 2024
Correct Answer: electric energy
Solution : The correct answer is electric energy.
The telephone system converts sound energy into electric energy. The electric energy travels via the phone wires before being converted back into sound energy at the receiving end.
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