When a drivei brakes an automobile, the friction between
Chapter 11, Problem 11.64(choose chapter or problem)
When a drivei brakes an automobile, the friction between the brake drums and the brake slices converts the ary kinetic energy to thermal energy. If a 1 500-kg automobile traveling at 30 m/s comes to a halt, how much does the temperature rise in each of the four 8.0-kg iron brake drums? (The specific heat of iron is 448 J/kg 0 C.)
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