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Home⇒ Everyday Science GK⇒ Inventions
Note:- You can add tough questions into your favourite list for second revision. |
Q41 ⇒ Who had an explosive idea and first patented DYNAMITE? A. Nobel [other wrong options] [Discuss in forum] Nobel C. G. Fawks D. W. Bickford G. Fawks W. Bickford |
Q42 ⇒ Who invented Internal Combustion Engine? Otto [other wrong options] [Discuss in forum] Roger Bacon Karl Benz Dr. Alan M. Turing |
Q43 ⇒ Who perfected GENETIC ENGINEERING? Cohen & Boyer [other wrong options] [Discuss in forum] Hunt & Davids Sinclair & Roberts Jaysson & Simons |
Q44 ⇒ What Karl Benz invented? Gasoline powered automobile [other wrong options] [Discuss in forum] Streetcar Glider Steam turbine |
Q45 ⇒ When were blue jeans invented? 1850s [other wrong options] [Discuss in forum] 1900s 1860s 1870s |
Q46 ⇒ In which decade was the Internet first implemented? 1960s [other wrong options] [Discuss in forum] 1940s 1950s 1980s |
Q47 ⇒ Who is the only U.S. President to invent and patent something? Abraham Lincoln [other wrong options] [Discuss in forum] Hayes Thomas Jefferson Rutherford B. Hayes |
Q48 ⇒ What James Watt invented? Rotary steam engine [other wrong options] [Discuss in forum] Diving bell Steam boat Hot air balloon |
Q49 ⇒ Who invented the Spinning Jenny? James Hargreaves [other wrong options] [Discuss in forum] Thornton Hargreaves Peter Hargreaves Simon Hargreaves |
Q50 ⇒ What Thomas Davenport invented? Electric streetcar [other wrong options] [Discuss in forum] Screw propellor Chesterfield Sleeping (railway) car |
Q51 ⇒ In which decade was the first solid state integrated circuit demonstrated? 1950s [other wrong options] [Discuss in forum] 1960s 1970s 1980s |
Q52 ⇒ When was Monopoly created? 1930s [other wrong options] [Discuss in forum] 1940s 1920s 1950s |
Q53 ⇒ When were bar code scanners invented? 1970s [other wrong options] [Discuss in forum] 1940s 1950s 1960s |
Q54 ⇒ What did cardiologist Dr. Paul Zoll invent in Massachusetts in 1952? Pacemaker [other wrong options] [Discuss in forum] EKG Artificial heart valve Artificial heart |
Q55 ⇒ Who invented Electric Generator? Nobel D. Thomas Alva Edison [other wrong options] [Discuss in forum] Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison |
Q56 ⇒ What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Remote control [other wrong options] [Discuss in forum] Microwave oven VCR Calculator |
Q57 ⇒ What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Television [other wrong options] [Discuss in forum] Telegraph Radio Dishwasher |
Q58 ⇒ Where is the village of Branston, after which the famous pickle is named? Staffordshire [other wrong options] [Discuss in forum] Yorkshire Lancashire Norfolk |
Q59 ⇒ Which insurance salesman invented the fountain pen in 1884? Lewis Edson Waterman [other wrong options] [Discuss in forum] Sir William Grove Charles Kettering George Fountain |
Q60 ⇒ What Elisha Otis invented? The brake used in modern elevators [other wrong options] [Discuss in forum] Jet Engine Turbine Hydraulic Crane |
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