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September 15, 2014

September 15, 2014

Posted by **latrice** on Wednesday, July 20, 2011 at 2:51pm.

This is Work-Energy Theorum

A car moving at 50km/hr skids 15m with locked brakes. How far will the car skid (with locked brakes if the car moves at 100km/hr assume that the mass of the car is 500kg

- PHSC -
**drwls**, Thursday, July 21, 2011 at 4:53amFour times as far, 60 m. The mass does not matter. The kinetic energy was increased by a factor of 4. The skidding friction force stays the same.

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