Newton's Second Law: a 1000-Kg Car Is Driving Toward the North

question 53

Multiple Choice

Newton's second law: A 1000-kg car is driving toward the north along a straight horizontal road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to a rest uniformly in a distance of 200 m. What are the magnitude and direction of the net force applied to the car to bring it to rest?

• A) 1.00 N north
• B) 10.0 × N south
• C) 1.00 × N south
• D) 1.00 N south
• E) 100 N south

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