Scientific Inventions and Their Inventors MCQs

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1. Who invented the telephone?





2. Who is credited with inventing the light bulb?





3. Who discovered the X-rays?





4. The first successful airplane was invented by:





5. Who developed the theory of relativity?





6. Who is known as the father of the computer?





7. Who invented the World Wide Web (WWW)?





8. Who discovered the law of gravity?





9. The first practical steam engine was developed by:





10. Who invented the radio?





11. Who discovered penicillin?





12. Who invented dynamite?





13. Who invented the first electric battery?





14. Who developed the polio vaccine?





15. Who invented the first mechanical calculator?





16. Who discovered the structure of DNA?





17. Who invented the electric motor?





18. Who discovered radioactivity?





19. Who developed the first successful automobile?





20. Who invented the first practical television?





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