Inventions Practice Test 123
Railway signal Quiz PDF: Questions and Answers - 123
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The MCQ Quiz: Railway signal was an American inventor and electrical engineer named as; "Railway signal" App Download (Android & iOS) Free with answers sir thedore maiman, sir nickolaus august otto, robert stephenson and sir william robinson for distance learning. Study inventions and inventors questions and answers, Apple Book to download free sample for online certifications.
Railway signal Questions and Answers PDF Download: Quiz 123
MCQ 611: Railway signal was an American inventor and electrical engineer named as
- Sir Nickolaus August Otto
- Sir Thedore Maiman
- Robert Stephenson
- Sir William Robinson
MCQ 612: Incandescent Light Bulb was invented by an American businessman named as
- Sir Philo Taylor Farnsworth
- Sir Thomas Edison
- Sir Igory Sikorsky
- Sir Josip Belusic
MCQ 613: In which one of the following year, Electric streetcar was discovered?
- 1865
- 1813
- 1842
- 1883
MCQ 614: The software programming language was invented by
- Sir James Gosling
- Sir Norman Rolston
- Sirr James Naismith
- Dr Dennis Colonello
MCQ 615: The kinetograph was invented by
- Sir Thomas Edison
- Sir William kennedy Dickson
- Sir J.Stuart Blackton
- Sir Blaise Pascal
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