Car Mass from Braking Force · PhysicsBowl 2022 #5

Physics · mechanics

Problem

A car is moving along a straight horizontal road at a speed of 20 m/s. The brakes are applied and a constant force of 5000 N brings the car to a stop in 10 s. What is the mass of the car? a. 1250 kg b. 2500 kg c. 5000 kg d. 7500 kg e. 10,000 kg

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