ENGLISH HINDI
Q.1
N.A
Who invented Internal Combustion Engine?



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Q.2
N.A
When was Monopoly created?



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Q.3
N.A
What is the  Enrico Fermi invented?



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Q.4
N.A
What was Elisha Otis invented?



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Q.5
N.A
When was barbed  wire patented?



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Q.6
N.A
Which insurance salesman invented the fountain pen in 1884?



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Q.7
N.A
What invention caused many deaths while testing it?



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Q.8
N.A
Who invented the Spinning Jenny?



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Q.9
N.A
What charge card, developed in 1950, was the first to be accepted nationally in the US?



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Q.10
N.A
In which decade was the telephone invented?



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Q.11
N.A
In which decade was the telegraph invented?



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Q.12
N.A
In which decade were the first successful diode and triode vacuum tubes invented?



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Q.13
N.A
Which scientist discovered the radioactive element radium?



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Q.14
N.A
What did Galileo invent?



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Q.15
N.A
Who invented Gramophone?



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Q.16
N.A
What J. B. Dunlop invented?



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Q.17
N.A
Who invented Jet Engine?



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Q.18
N.A
Who perfected GENETIC ENGINEERING?



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Q.19
N.A
What James Watt invented?



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Q.20
N.A
What did George Westinghouse invent?



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