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Invention general knowledge
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Question 1 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |
What Frank Whittle invented?
Radar | |
Ethyl gasoline | |
Sonar | |
Jet propulsion |
Question 2 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |
Who invented Gunpowder?
G. Ferdinand Von Zeppelin | |
Sir Frank Whittle | |
Roger Bacon | |
Leo H Baekeland |
Question 3 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |
Which of the following was first patented by an Australian in 1889?
Electric Drill | |
Electric Shaver | |
Electric Fence | |
Electric Heater |
Question 4 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |
Who was the first American female to patent her invention, a method of weaving straw with silk?
Marjorie Joyner | |
Margaret Knight | |
Amanda Jones | |
Mary Kies |
Question 5 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER] |
Who invented fuel cells in 1839?
Buckminster Fuller | |
Sir William Grove | |
Sylvester Graham | |
Joyce Hall |
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