What is the net force (in N) on the car during its deceleration?
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A car with a mass of 1,130.0 kg accelerates from 0 to 86.0 km/h in 10.0 s. The driver applies the brakes when the car is moving at 86.0 km/h, and the car comes to rest after traveling 38.0 m. What is the net force (in N) on the car during its deceleration? (Assume the car is traveling in the positive direction. Indicate the direction with the sign of your answer.)
Newton's Second Law of Motion
According to Newton's Second Law of motion, the rate of change of momentum of an object is directly proportional to the net external force acting on the object. Mathematically it is given as
The LHS is the net external force acting on an object of mass m causing an acceleration a.
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