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Welcome to the General Knowledge Quiz 66
This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
Who is often called the 'first African-American' inventor?
Correct!
Wrong!
In which decade was the transistor invented?
Correct!
Wrong!
What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin?
Correct!
Wrong!
Who among the following invented the Steel Converter?
Correct!
Wrong!
Who invented Electric Generator?
Correct!
Wrong!
Who invented Bifocal Lens?
Correct!
Wrong!
Gasoline powered automobile was invented by?
Correct!
Wrong!
In which decade was the telegraph invented?
Correct!
Wrong!
General Knowledge quiz 63
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