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Solution: The uniform crate has a mass of 150 kg. If the
Chapter 8, Problem 8-50(choose chapter or problem)
The uniform crate has a mass of 150 kg. If the coefficient of static friction between the crate and the floor is \(\mu_{\mathrm{s}}=0.2\), determine the smallest mass of the man so he can move the crate. The coefficient of static friction between his shoes and the floor is \(\mu_{\mathrm{s}}=0.45\). Assume the man exerts only a horizontal force on the crate.
Questions & Answers
QUESTION:
The uniform crate has a mass of 150 kg. If the coefficient of static friction between the crate and the floor is \(\mu_{\mathrm{s}}=0.2\), determine the smallest mass of the man so he can move the crate. The coefficient of static friction between his shoes and the floor is \(\mu_{\mathrm{s}}=0.45\). Assume the man exerts only a horizontal force on the crate.
ANSWER:
Step 1 of 6
First we'll isolate and draw the free-body diagram of the man in order to determine the maximum force P which the man can exert on the crate.