While driving down a country road at 20.0 m/s, you must slam on your breaks when...

  

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While driving down a country road at 20.0 m/s, you must slam on your breaks when you see a deer in the headlights, 638 m ahead. It takes you 3.0 s to react before you can hit the breaks. a. What is the magnitude of the acceleration you'll need to avoid hitting the deer? (5 pts.) b. If the tires on your car have a radius of 45 cm, what is the angular velocity co of the edge of your tire right before you hit the breaks? (3 pts.) While driving down a country road at 20.0 m/s, you must slam on your breaks when you see a deer in the headlights, 638 m ahead. It takes you 3.0 s to react before you can hit the breaks. a. What is the magnitude of the acceleration you'll need to avoid hitting the deer? (5 pts.) b. If the tires on your car have a radius of 45 cm, what is the angular velocity co of the edge of your tire right before you hit the breaks? (3 pts.)