It is a challenge to the best physicians to answer this question
Q:Why we cannot write in air with the help of our normal pen and what makes the pen to write on a paper or any rigid object?
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Answered by
1
the particles of air are not denser...This does not creates friction..Friction-that is very necessary in writing something...
mathshater:
explain properly the role of friction in working of a pen
I think that fluid pressure can have some role in its working
Answered by
1
Because of friction.The friction in air is not much toh make a pen write in the air whereas on a rigid object the frictional force is acting backwards of the direction of pen moving
explain properly the role of friction in working of a pen.......kuchh bhi mat likh
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