Important Inventions and Discoveries in World » Exercise – 1
92. What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent?
(a) Telephone
(b) Early Warning
(c) Electricity
(d) Television
| Subject Name : General Knowledge |
| Exam Name : UPSC, SSC, KVS, NVS, IBPS, RBI, SBI, RRB |
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