A toy car of mass 40g rides along a frictionless track of length
5m. One end...
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Physics
A toy car of mass 40g rides along a frictionless track of length5m. One end of the track is held 2m above the floor. The end on thefloor meets a tiny wedge inclined upward at 30 degrees, which actsas a ramp. If the car is let go from rest at the top of theincline, how far from [the ramp at the end of] the track does itland?
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4.1 Ratings (826 Votes)
initial gravitational potential energy at the top Ui mgh final kinetic energy at the end of the ramp Kf 12m8v2 from energy conservation Kf Ui v
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