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- Question
Who discovered X-rays?
Options- A. W. C. Roentgen
- B. Albert Einstein
- C. Samuel Cohen
- D. Edward Taylor
- Correct Answer
- W. C. Roentgen
- 1. Which among the following is not correctly matched?
Options- A. Parachute: W H carothers
- B. Barometer: Torricelli
- C. Cells: Robert Hooke
- D. X- Ray: W Roentgen Discuss
- 2. Who invented Radar ? Discuss
- 3. Who Invented the First Adhesive Tape ?
Options- A. Richard GurleyDrew
- B. Alexander Graham Bell
- C. James Rineose
- D. Caresse Crosby Discuss
- 4. Who is the inventor of railway engine?
Options- A. George Stephenson
- B. W.H.F Tablot
- C. Richard Trevithik
- D. Eli Whitney Discuss
- 5. Who is the inventor of printing press?
Options- A. Johann Gutenberg
- B. William Lee
- C. George Eastman
- D. R.W Thomson Discuss
- 6. Who discovered the Cholera causing germ?
Options- A. Filippo Pacini
- B. Robert Koch
- C. M. Laveran
- D. Felix Hoffman Discuss
- 7. What was invented by J. B. Dunlop?
Options- A. Airplane
- B. Car
- C. Rubber Tyre
- D. Rubber Boot Discuss
- 8. Soda water was invented by
Options- A. Tivadar Puskas
- B. Joseph Priestley
- C. Petrache Poenaru
- D. James Leonard Plimpton Discuss
- 9. Who invented the electric tram?
Options- A. James Cook
- B. William Harvey
- C. Fyodor Pirotsky
- D. Robert Boyles Discuss
- 10. Who discovered Potassium?
Options- A. Humphry Davy
- B. Alan Turing
- C. Bill Gates
- D. Tim Berners-Lee Discuss
Inventions problems
Search Results
Correct Answer: Parachute: W H carothers
Correct Answer: Robert Watson Watt
Correct Answer: Richard GurleyDrew
Correct Answer: Richard Trevithik
Correct Answer: Johann Gutenberg
Correct Answer: Filippo Pacini
Correct Answer: Car
Correct Answer: Joseph Priestley
Correct Answer: Fyodor Pirotsky
Correct Answer: Humphry Davy
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