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A mass of 3.8 kg is originally moving at 8 m/s at the top of...

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Physics

A mass of 3.8 kg is originally moving at 8 m/s at the top of africtionless incline which has a length of 6.2 meters and aninclination angle of 56 degrees. It slides down the incline andover a horizontal surface in which a portion of it has friction.The coefficient of kinetic friction is 0.37 and the portion of thesurface which has friction is 8 meters. At the end of thehorizontal surface is a spring. The mass compresses the spring 0.65meters before it is stopped. What is the amount of force producedby the spring when the mass is stopped in Newtons?

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4.1 Ratings (592 Votes)
Gravitational acceleration g 981 ms2Mass of the object m 38 kgSpeed of the object at the top of the incline V1 8 msLength of the incline L 62 mAngle of incline 56oHeight of the incline HH LSinSpeed of the object at the bottom of the incline V2By conservation of energy    See Answer
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