General Knowledge quiz 63

This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?

120
0%

Who invented Electric Generator?

Correct! Wrong!

Gasoline powered automobile was invented by?

Correct! Wrong!

In which decade was the transistor invented?

Correct! Wrong!

Who among the following invented the Steel Converter?

Correct! Wrong!

Who invented Bifocal Lens?

Correct! Wrong!

In which decade was the telegraph invented?

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!

General Knowledge quiz 63
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