पहला दूरसंचार उपकरण था - – McqOptions

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1.	पहला दूरसंचार उपकरण था -
A.	टेलीफोन
B.	टेलीग्राफ
C.	कम्प्यूटर
D.	टेलीविजन
Answer» C. कम्प्यूटर

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