World Science and Technology – 115


115. In which decade was the transistor invented?

(a) 1940s
(b) 1950s
(c) 1960s
(d) 1980s

Answer : (a)
Explanation : On December 23, 1947, William Shockley, Walter Brattain and John Bardeen, of Bell Labs, announced their discovery of the point-contact germanium transistor to management.
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