The car C and its contents have a weight of 600 lb, whereas block B has a weight of 200
Chapter 14, Problem 14-71(choose chapter or problem)
The car C and its contents have a weight of 600 lb, whereas block B has a weight of 200 lb. If the car is released from rest, determine its speed when it travels 30 ft down the \(20^{\circ}\) incline. Suggestion: To measure the gravitational potential energy, establish separate datums at the initial elevations of B and C.
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