Intro Physics Question: Avoiding Collision on NY State Thruway at 106.8 km/hr

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SUMMARY

The discussion focuses on calculating the safe following distance required to avoid a collision while driving at a constant speed of 106.8 km/hr on the New York State Thruway. It highlights the importance of accounting for reaction time, which is specified as 1 second, and the maximum deceleration of the vehicle in front. Utilizing standard physics equations, participants are encouraged to derive the necessary distance to maintain safety while driving in a line of cars.

PREREQUISITES
  • Understanding of basic kinematics and motion equations
  • Familiarity with concepts of acceleration and deceleration
  • Knowledge of reaction time in driving scenarios
  • Ability to apply physics formulas to real-world situations
NEXT STEPS
  • Research the equations of motion, specifically the formula for calculating stopping distance
  • Learn about the effects of reaction time on driving safety
  • Explore maximum deceleration rates for different vehicle types
  • Study safe following distance recommendations based on speed and conditions
USEFUL FOR

This discussion is beneficial for drivers, traffic safety educators, and physics students interested in real-world applications of motion principles and safe driving practices.

sabresfan2000
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You are driving along the New York State Thruway in
a line of cars all traveling at a constant speed of 106.8 km/hr.
The car in front of you applies its brakes for maximum accelera-
tion. You then apply your brakes to achieve the same maximum
acceleration after only a 1 s delay due to reaction time. What
distance behind the car in front of you must you be to avoid a
collision?
 
Physics news on Phys.org
When I want to make MY car accelerate, I hit the gas. I find it very weird that you hit the brakes to accelerate.
 

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