Inventions problems
- 1. Who invented the BALLPOINT PEN?
Options- A. Write Brothers
- B. Waterman Brothers
- C. Biro Brothers
- D. Bicc Brothers Discuss
Correct Answer: Biro Brothers
- 2. What drink was invented by Charles Leiper Grigg in 1929?
Options- A. 7-Up
- B. Yoo-Hoo
- C. Pepsi
- D. Hawaiian Punch Discuss
Correct Answer: 7-Up
- 3. What item, originally called the ?Whirlwind?, was invented by Ives McGaffey in 1869?
Options- A. Blender
- B. Electric mixer
- C. Washing machine
- D. Vacuum cleaner Discuss
Correct Answer: Electric mixer
- 4. What treat was invented by 11-year-old Frank Epperson in 1905?
Options- A. Popsicle
- B. Banana split
- C. Cotton candy
- D. Cracker Jacks Discuss
Correct Answer: Popsicle
- 5. Who Invented Dynamite Explosive Material?
Options- A. Alfred Bernhard Nobel
- B. Levi Strauss
- C. Percy LeBaron Spencer
- D. Garrett Augustus Morgan Discuss
Correct Answer: Alfred Bernhard Nobel
- 6. The credit of inventing the tv goes to
Options- A. Philo Farnsworth
- B. John Logie Baird
- C. Philo Farnsworth
- D. None of the above Also asked in: GATE, CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk, Analyst
Correct Answer: Philo Farnsworth
Explanation:
The credit of inventing the television goes to Philo Farnsworth.
- 7. When was the voting machine invented?
Options- A. 1980
- B. 1892
- C. 1989
- D. 1920 Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: 1892
- 8. Who invented logarithms?
Options- A. Mandeleef
- B. Shockley
- C. Amundson
- D. John Napier Discuss
Correct Answer: John Napier
- 9. When were bar code scanners invented?
Options- A. 1940s
- B. 1950s
- C. 1960s
- D. 1970s Discuss
Correct Answer: 1970s
- 10. Stethoscope was invented by
Options- A. Bessemer
- B. Rane Laennec
- C. Henry Becquarrel
- D. none of these Discuss
Correct Answer: Rane Laennec
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