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Posts by taleemified
taleemified
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General Knowledge MCQs Quiz
In _____ decade were the first successful diode and triode vacuum tubes invented ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ was first patented by an Australian in 1889 ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
Travels over land and water. _____ invented the HOVERCRAFT ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ African-American inventor received 5 patents in the field of shoemaking ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ came up with the idea for INSTANT MASHED POTATO ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ is the English physicist responsible for the ‘Big Bang Theory’ ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
______ insurance salesman invented the fountain pen in 1884 ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ invented the small pox vaccine ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
Barb wire patented in _____ year ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ scientist discovered the radioactive element radium ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
In _____ decade was the first solid state integrated circuit demonstrated ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ invented the BALLPOINT PEN ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
J. B. Dunlop invented ______ ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
James Watt invented ______ ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ invention caused many deaths while testing it ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ invented Jet Engine ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
____ invented Gramophone ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
Benjamin Franklin invented ______ ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
_____ invented Gunpowder ?
taleemified
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August 27, 2019
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General Knowledge MCQs Quiz
Elisha Otis invented ______ ?
taleemified
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August 26, 2019
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