15. Rotational Equilibrium
More 2D Equilibrium Problems
13:16 minutes
Problem 12.91
Textbook Question
Textbook QuestionThe cm of a 95,000-kg train locomotive starts across a 260-m-long bridge at time t= 0 . The bridge is a uniform beam of mass 23,000 kg and the train travels at a constant 80.0 km/h. What are the magnitudes of the vertical forces, F_A(t) and F_B(t), on the two end supports, written as a function of time during the train’s passage?
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