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A force of 48.0N is required to start a 5.0-kg box moving across a horizontal concrete
Chapter 4, Problem 37P(choose chapter or problem)
Problem 37P
A force of 48.0N is required to start a 5.0-kg box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor? (b) If the 48.0-N force continues, the box accelerates at 0.70 m/s2. What is the coefficient of kinetic friction?
Questions & Answers
QUESTION:
Problem 37P
A force of 48.0N is required to start a 5.0-kg box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor? (b) If the 48.0-N force continues, the box accelerates at 0.70 m/s2. What is the coefficient of kinetic friction?
ANSWER:
Solution 37P
Step 1 of 3:
In this question, we need to find the static friction between box and floor
In part b, we need find the kinetic friction
Data given
Force
Mass of box
Acceleration of the box
Part a: