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