

Semiconductor Principles - Technical MCQs
Q1: Solid state devices were first manufactured during:A
World War 2
B
1904
C
1907
D
1960
ANS:D - 1960 The first solid state device (cat's whisker) was INVENTED in 1906 not manufactured, as the question is asking when is the first solid state device manufactured (Manufacture means producing something on a large scale). Around 1960's was the time that they really started to manufacture in big quantities solid state electronics, years after the invention of the transistors. |


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