Important Inventions and Discoveries in World » Exercise – 1
50. What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin?
(a) Telegraph
(b) Radio
(c) Television
(d) Dishwasher
Explanation
Explanation : Zworykin invented both the tube (iconoscope) for transmission and the receiver (kinescope) in 1923 and 1924, respectively.
Subject Name : General Knowledge Exam Name : UPSC, SSC, KVS, NVS, IBPS, RBI, SBI, RRB Posts Name : Post Graduate Teacher, College Lecturer, Officer, Office Assistant, Clerk
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