A 2 1 x 10 3 kg car starts from rest at the top of a driveway that is sloped at an angle of 20 degress with the horizontal An average friction force of 2 x 10 3 N empedes the car 's motion so that the car 's speed at the bottom of the driveway is 3 8 m s What is the length of the driveway ...

pE at top Frictional kE at bottom ...

A 2.1 x 10 3 kg car starts from rest at the top of a driveway that

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A 2.1 x 10 ³ kg car starts from rest at the top of a driveway that is sloped at an angle of 20 degress with the horizontal. An average friction force of 2 x 10 ³ N empedes the car's motion so that the car's speed at the bottom of the driveway is 3.8 m/s. What is the length of the driveway?