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Questions and Answers
What is the defining feature of a ballpoint pen?
What is the defining feature of a ballpoint pen?
- It has a tip that is continuously supplied with ink
- It dispenses ink over a metal ball at its point (correct)
- It uses oil-based ink that writes smoothly and dries quickly
- It is known for its dependability, durability, and affordability
What was the frustration that led to the invention of the ballpoint pen by John J. Loud?
What was the frustration that led to the invention of the ballpoint pen by John J. Loud?
- Pencil would be too faint for marking (correct)
- Ink reservoirs in pens were not efficient
- Fountain pen made the marking process messy
- Lack of availability of suitable writing instruments
Who obtained the first patent for a ballpoint pen?
Who obtained the first patent for a ballpoint pen?
- John J. Loud (correct)
- George Parker
- Laszlo Biro
- Marcel Bich
Who turned the ballpoint pen into an affordable item for almost anyone?
Who turned the ballpoint pen into an affordable item for almost anyone?
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What is the mechanism that allows a ballpoint pen to cycle ink from the reservoir to the surface?
What is the mechanism that allows a ballpoint pen to cycle ink from the reservoir to the surface?
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Study Notes
Ballpoint Pen
- The defining feature of a ballpoint pen is its mechanism to cycle ink from the reservoir to the surface.
- The frustration of smudging ink led to the invention of the ballpoint pen by John J. Loud.
- John J. Loud obtained the first patent for a ballpoint pen.
- Marcel Bich turned the ballpoint pen into an affordable item for almost anyone.
- The mechanism that allows a ballpoint pen to cycle ink from the reservoir to the surface is based on a small metal ball that rolls to dispense ink onto a surface as the pen moves.
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