Inventions — Set 3
Physics · आविष्कार · Questions 21–30 of 60
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1
Who invented the first alternating current (AC) motor?
2
The invention of the hydraulic press is attributed to?
3
Who is credited with inventing the first commercially successful typewriter?
4
The invention of the microwave oven was an accidental discovery by?
5
Which scientist invented the spectroscope to analyze light?
6
Who invented the safety pin in its modern form?
7
The first practical internal combustion engine was developed by?
8
Which inventor created the first photographic film in rolls?
9
Who invented the Bunsen burner used in laboratories?
10
The invention of the electrocardiogram (ECG) is credited to?