# Posts by Ika

Total # Posts: 2

**physics**

A string is tied to a 4.4 kg block and a 120 g bucket from a pulley. Students add 20 g washers one at a time to the bucket. the students are unaware that the coefficient of static friction for the block on the table is 0.42. a) what is the maximum force of static friction for ...

**Physics**

A student puts a 0.80 kg book against a vertical wall and pushes the book toward the wall with a force of 26N [R]. The book does not move. a) calculate the minimum coefficient of static friction. b) describe two ways the student could make the book accelerate down without ...

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