4. A train of total mass 650 t is hauled by a locomotive along a level track at a constant speed of 60 km/h. If the tractive resistance is 85 N/t mass of the train, calculate the power developed at this speed.
4. A train of total mass 650 t is hauled by a locomotive along a level track at a constant speed of 60 km/h. If the tractive resistance is 85 N/t mass of the train, calculate the power developed at this speed.
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter7: Dry Friction
Section: Chapter Questions
Problem 7.78P: The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016,...
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