Interesting inventions. Greatest and cool invention. Invention that changed the world. interesting inventions that changed the world. Biggest invention of the century.
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Interesting Inventions MCQs
1 Who invented the first refrigerator in human history?
Jacob Perkins
2 When was the first refrigerator invented in human history?
1834
General Knowledge 3200 MCQs
3 When was Telegraph invented?
1830-40
4 Who invented telegraph?
Samuel Morse
5 When was electric bulb invented?
1880
6 Who invented the tungsten filament electric bulb?
Thomas Alva Edison
7 When was airplane invented?
1903 (Wright Brothers)
8 When was paper invented?
100 BC
9 Who invented gunpowder?
China
10 When was gunpowder invented?
9th century
