Inventions — Set 2
Physics · आविष्कार · Questions 11–20 of 60
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1
The invention of the jet engine is primarily credited to which engineer?
2
Which device was invented by Alexander Graham Bell in 1876?
3
Who invented the first successful airplane?
4
The invention of the hovercraft is attributed to?
5
Who invented the first mechanical computer, often called the Difference Engine?
6
Which scientist invented the phonograph for recording and reproducing sound?
7
The invention of the laser is based on the theoretical work of which physicist?
8
Who is the inventor of the first practical nuclear reactor (Chicago Pile-1)?
9
The invention of the dynamite is credited to?
10
Which scientist invented the seismograph to record earthquakes?