Invention Questions and Answers
General Knowledge Invention Questions with Answers list important discoveries and inventors. Common in SSC, RRB, and Banking exams, they help learners recognize scientific contributions and their inventors
Invention
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118 questions
81. What African-American inventor received 5 patents in the field of shoemaking?
- Elijah McCoy
- Jan Ernst Matzeliger
- Ernest Just
- Lewis Latimer
82. It travels over land and water. Who invented the HOVERCRAFT?
- S. Sperrow
- O. Stricheg
- T. Henman
- C. Cockerell
84. What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent?
- Telephone
- Early Warning
- Electricity
- Television
85. What Sir Isaac Newton invented?
- Reflecting telescope
- Chronometer
- Microscope
- Spectacles
86. Who invented Bicycle?
- Leo H Baekeland
- Karl Benz
- Evangelista Torricelli
- Kirkpatrick Macmillan
87. In which decade with the first transatlantic radio broadcast occur?
- 1850s
- 1860s
- 1870s
- 1900s
88. In the 1700s, who would pay the postage fee for letters before the stamp was invented?
- The sender
- There was no fee
- The receiver of the letter
- The post office
89. Who synthesized the first wholly artificial gene?
- Hargobind Khorana
- J.J. Thompson
- Benjamin Franklin
- Meghnad Saha
90. FROZEN FOOD - Who discovered the first practical method of freezing food?
- C. Birdseye
- F. Rozenosh
- G. Findus
- R. Scott