# There are six books in a stack, each with weight 5 N. The coefficient of friction between all the books is 0.

There are six books in a stack, each with weight 5 N. The coefficient of friction between all the books is 0.2. With what horizontal force must I push to start sliding the fifth book out of the stack, leaving the top four and the sixth book behind?and38. There are six books in a stack, each with a weight of 5 N. The coefficient of friction between all the books is 0.2. With what horizontal force must I push to start sliding the top five books off the bottom one?

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