General Knowledge

Inventions - Section 1

31.  Who had an explosive idea and first patented DYNAMITE?

A. J. R. Gluber
B. A. Nobel
C. G. Fawks
D. W. Bickford
32.  Who invented the Spinning Jenny?

A. Thornton Hargreaves
B. Peter Hargreaves
C. James Hargreaves
D. Simon Hargreaves
33.  In which decade was the telegraph invented?

A. 1810s
B. 1840s
C. 1870s
D. 1890s
34.  What inspired reflecting road lights to be invented?

A. Car door reflecting mirrors
B. The light a cat's eyes gave off on a fence
C. Sun light on steel posts on road sides
D. The sun light on the windshield
35.  When were blue jeans invented?

A. 1900s
B. 1860s
C. 1870s
D. 1850s
36.  Who invented Electric Generator?

A. Sir Alexander Graham Bell
B. Michael Faraday
C. Alfred B. Nobel
D. Thomas Alva Edison
37.  What device for new parents did Ann Moore invent in 1969?

A. Bottle warmer
B. Baby monitor
C. Disposable diaper
D. Infant carrier
38.  In which decade was the transistor invented?

A. 1940s
B. 1950s
C. 1960s
D. 1980s
39.  What Igor Sikorsky invented?

A. Hydroplane
B. Jet engine airplane
C. Helicopter
D. Glider
40.  What Henry Bessemer invented?

A. Aluminum
B. Electroplating
C. Steel Converter
D. Steel rolling mill