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general-knowledge Related Question Answers
251. Addressograph was invented by _____ in year ____ ?
G.Westinghouse, 1868 J.Hargreaves, 1767 Sir H.Bessemer, 1856 J.S.Duncan, 1893
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252. Slot Machine was invented by _____ in year ____ ?
R.Trevithick, 1801 Hoffman, 1893 Galiles, 1609 Charles Fey, 1895
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253. Radio was invented by _____ in year ____ ?
Berliner, 1877 G.Stephenson, 1825 G.Daimler, 1879 G.Marconi, 1895
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254. X-ray Machine was invented by _____ in year ____ ?
G.Marconi, 1895 Bunsen, 1859 John W.Hyatt, 1869 W.K.Roentgen, 1895
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255. Diesel Engine was invented by _____ in year ____ ?
Birdseye, 1925 Abraham,Darby, 1700 Schuyler S.Wheeler, 1886 Rudolf Diesel, 1895
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256. Tractor Caterpillar was invented by _____ in year ____ ?
Salvino Armado, 1285 T.A.Edison, 1893 Alfred Nobel, 1866 B.Holt, 1900
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257. Aeroplane was invented by _____ in year ____ ?
Howard Aiken, 1944 Parkins, 1834 Picinotti, 1860 Wright Brothers, 1903
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258. Gyro Compass was invented by _____ in year ____ ?
R.J.Gatting, 1861 Nicola Tesla, 1892 Lee de Forest, 1907 E.A.Sperry, 1905
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259. Vacuum Tube was invented by _____ in year ____ ?
C.McCormick, 1834 L.Foucalt, 1852 Charles Fey, 1895 Lee de Forest, 1907
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260. Bakelite was invented by _____ in year ____ ?
Hoze Ladislao Biro, 1930 J.Hargreaves, 1767 Alfred Nobel, 1866 L.H.Backeland, 1907
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261. Hydroplane was invented by _____ in year ____ ?
Berliner, 1887 Walter Hunt, 1849 G.D.Fahrenheit, 1714 Glen Curtiss, 1911
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262. Airconditioning was invented by _____ in year ____ ?
Alfred Nobel, 1866 G.Huygens, 1656 Robert Fulton, 1803 W.H.Carrier, 1911
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263. Stainless Steel was invented by _____ in year ____ ?
T.A. Edison, 1879 Vennevar Bush, 1930 A.Graham Bell, 1876 Harry Brearley, 1913
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264. Tank,Military was invented by _____ in year ____ ?
G.Stephenson, 1825 Sir H.Bessemer, 1856 Henri Chretien, 1931 E.Swinton, 1914
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265. Rifle,automatic was invented by _____ in year ____ ?
Nikolaus Otto, 1876 C.McCormick, 1834 Bunsen, 1859 John M.Browning, 1918
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266. Motor Scooter was invented by _____ in year ____ ?
E.O.Lawrence, 1931 Montgolfier Bros., 1783 T.A. Edison, 1877 Greville Bradshaw, 1919
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267. Iconoscope was invented by _____ in year ____ ?
John L.Baird, 1926 G.Daimler, 1879 George Eastman, 1888 Zworykin, 1923
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268. Loudspeaker was invented by _____ in year ____ ?
J.Dewar, 1892 E.Torricelli, 1643 Elias Howe, 1866 Pin-Kellog, 1924
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269. Quick Freezing of Food was invented by _____ in year ____ ?
Nicola Tesla, 1892 Nikolaus Otto, 1876 W.K.Roentgen, 1895 Birdseye, 1925
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270. Television was invented by _____ in year ____ ?
Macmillan, 1842 W.Sturgeon, 1825 Eli Whitney, 1793 John L.Baird, 1926
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271. Rocket,Liquid Fuel was invented by _____ in year ____ ?
Wright Brothers, 1903 T.A. Edison, 1877 Galiles, 1609 R.H.Goddard, 1929
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272. Safety Razor was invented by _____ in year ____ ?
Lee de Forest, 1907 Macmillan, 1842 W.K.Roentgen, 1895 Gillette, 1895
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273. Jet Propulsion was invented by _____ in year ____ ?
Henri Chretien, 1931 W.L.Judson, 1891 John L.Baird, 1926 Sir Frank Whittle, 1930
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274. Ball Point Pen was invented by _____ in year ____ ?
R.J.Gatting, 1861 J.Hargreaves, 1767 Greville Bradshaw, 1919 Hoze Ladislao Biro, 1930
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275. Computer (Analog) was invented by _____ in year ____ ?
Nicola Tesla, 1892 Picinotti, 1860 Salvino Armado, 1285 Vennevar Bush, 1930
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