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Solved: While a roofer is working on a roof that slants at
Chapter 7, Problem 32E(choose chapter or problem)
Problem 32E
While a roofer is working on a roof that slants at 36° above the horizontal, he accidentally nudges his 85.0-N toolbox, causing it to start sliding downward from rest. If it starts 4.25 m from the lower edge of the roof, how fast will the toolbox be moving just as it reaches the edge of the roof if the kinetic friction force on it is 22.0 N?
Questions & Answers
QUESTION:
Problem 32E
While a roofer is working on a roof that slants at 36° above the horizontal, he accidentally nudges his 85.0-N toolbox, causing it to start sliding downward from rest. If it starts 4.25 m from the lower edge of the roof, how fast will the toolbox be moving just as it reaches the edge of the roof if the kinetic friction force on it is 22.0 N?
ANSWER:
Solution 32E
Step 1 of 1:
The energy of the box at the edge of the roof is given by: