0
They have springs because when you click the pen, there needs to be some tention on the cartrage in hte pen.
Wiki User
∙ 16y ago
Add your answer:
Earn +20 pts
Raul balanced two pens on top of each other end-to-end on his desk. He then left the room to have lunch. When he returned the pens had fallen down. What must have happened?
He must have slammed the door when leaving.
What is the weight of 100000 plastic pens?
Pens come in different sizes and weights. Weigh one of them, then multiply the number you get by 100,000.
How many types of compression springs are there?
There are straightcompression springs, tapered and cone shaped springs. They are made of different materials.
Why were fountain pens invented?
The first fountain pen was invented in the 10th century because an Egyptian calif, Ma'ād al-Mu'izz, was tired of having his hand get stained by dip pens and asked some unnamed inventor to do something about it. Later, other fountain pens were invented by other people. The reason, to avoid mess, remained the same. There is a link below to the history section of an article on fountain pens.
What are felt tipped pens made out of?
Compressed felt.
What things have springs in them?
Among these are mattresses, safety pins, some clothespins, and retractable ballpoint pens.
What items have springs in them?
Springs are used to store mechanical energy. Tension/extension springs get longer as force is applied (seen in trampoline springs), compression springs get shorter as force is applied (seen in bed springs), and torsion springs rotate through an angle as force is applied (seen in clocks).
What household things have springs in them?
Among these are mattresses, safety pins, some clothespins, and retractable ballpoint pens.
How do today's ballpoint pens differ from the original?
Modern ball point pens have springs and retractable points, but they are basically the same as the original model. A tube of ink feeding a nib, or point, that contains a tiny ball. There have been a few other changes. There are pens that write under water, or that write upside down. Most pens are gravity fed, so they stop writing unless the point is lower than the ink.
What are the types of pens?
Some common types of pens include ballpoint pens, gel pens, rollerball pens, and fountain pens. Additionally, there are also specialty pens like calligraphy pens, brush pens, and highlighters.
How many moles of pens do you have if you have 1.204x1024 pens?
1.204*1024 pens * (1 mole pens/6.022*1023 pens) = 1.9993 molesTherefore, 1.204*1024 pens is about 2 moles of pens.
Are fountain pens gel pens?
No, fountain pens are not gel pens. Gel pens are really a variation on Ballpoints and Roller ball Pens. Fountain pens retain the same nib and when they run out of ink you add more.
How do you make a poster come to life?
if you are talking about a poster with words, then you can take springs from old pens and make the letter pop out. if you are talking about pictures, you should go to staples or office depot.
How do you say pens in spanish?
boligrafos (ballpoint pens) pens (writing utensils) = plumas para escribir pens (enclosures) = corrales
How many types of pens are in the world?
There are many types of pens in the world, ranging from ballpoint pens, gel pens, fountain pens, rollerball pens, marker pens, and many more. Each type of pen offers unique features and benefits for different writing needs and preferences.
What are nail art pens?
nail art pens are pens to draw designs on your nails ;)
What is the plural possessive of pens?
The possessive form of the plural noun pens is pens'.Example: All of these pens' ink is blue, none are black.
