Important Invention and Inventors Questions and Answers
GK Questions on Inventions and Inventors
Q.25 What furniture item was invented by California furniture designer Charles Prior Hall in 1968?
(A) Sofa bed
(B) Captain's chair
(C) Waterbed
(D) Hammock
Ans . C
Q.26 The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project?
(A) Robert Oppenheimer
(B) James B. Conant
(C) Leslie R. Groves
(D) Vannevar Bush
Ans . A
Q.27 When was the first lawn mower invented?
(A) 1830
(B) 1854
(C) 1835
(D) 1849
Ans . A
Q.28 In which decade was the first successful diode and triode vacuum tubes invented?
(A) 1800s
(B) 1880s
(C) 1890s
(D) 1900s
Ans . D
Q.29 Who is the English physicist responsible for the 'Big Bang Theory'?
(A) Albert Einstein
(B) Michael Skube
(C) George Gamow
(D) Roger Penrose
Ans . C
Q.30 What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892?
(A) Frisbee
(B) Monopoly
(C) Ouija board
(D) Ping Pong
Ans . C
Q.31 Who had an explosive idea and first patented DYNAMITE?
(A) J. R. Glauber
(B) A. Nobel
(C) G. Fawks
(D) W. Bickford
Ans . B
Q.32 Who invented the Spinning Jenny?
(A) Thornton Hargreaves
(B) Peter Hargreaves
(C) James Dorton
(D) Simon Hargreaves
Ans . C
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Rajesh Bhatia
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