Question

what is meant by phone book friction in physics​

Answer 1

Answer:

It turns out that when you try to pull the two books apart, the interleaved pages in the middle get squished together harder—this increases the normal force between them, thereby increasing overall friction. This means that the harder you pull, the higher the friction, and the harder the pages are to pull apart!

Explanation:

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Answer 2

Answer:

This means that the harder you pull , the highest you push and the strongest you move is called the phone book friction in physics.