μ=0.20 100 lb 20° H=0.30 W
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter1: Basic Modes Of Heat Transfer
Section: Chapter Questions
Problem 1.69P: The heat transfer coefficient between a surface and a liquid is 57 W/(m2K). How many watts per...
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Question
7: Determine the range of cylinder weights W for which the system is in equilibrium. The coefficient of friction between the 100-lb block and the incline is 0.20 and that between the cord and cylindrical support surface is 0.30.
Answer: 8.66 lb ≤ W ≤ 94.3 lb
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