Inventions Practice Test 175
Telephone Handset Quiz Questions and Answers PDF - 175
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The Book Telephone Handset Quiz Questions and Answers, telephone handset MCQ PDF Download, e-Book Test 175 to learn free inventions online courses. Practice Inventions and Inventors trivia questions, telephone handset Multiple Choice Questions (MCQ) for online college degrees. The Telephone Handset Quiz App Download: Free learning app for photophone, super soaker, escalator, integrated circuits, telephone handset test prep for taking online classes.
The Quiz: In which one of the following year, Telephone handset was discovered; "Telephone Handset" App Download (Free) with answers 1816, 1845, 1878 and 1808 for online education. Solve inventions and inventors questions and answers, Amazon eBook to download free sample for online school and college.
Telephone Handset Questions and Answers PDF Download: Quiz 175
MCQ 871: In which one of the following year, Telephone handset was discovered?
- 1845
- 1816
- 1878
- 1808
MCQ 872: In which one of the following year, integrated circuits were invented?
- 1925
- 1905
- 1959
- 1932
MCQ 873: In which one of the following year, escalator was patented?
- 1891
- 1997
- 1899
- 1893
MCQ 874: Super soaker was discovered by
- Sir Lonnie Johnson
- Sir S.S Squirt gun
- Sir Joseph Henry
- both a and b
MCQ 875: The photo phone was invented by an American scientist named as
- Sir Alexander Graham Bell
- Sir Igory Sikorsky
- Dr Abraham Gesner
- Sir Oliver Evans
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