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A commuter backs her car out of her garage with an
Chapter 2, Problem 18(choose chapter or problem)
Problem 18PE
A commuter backs her car out of her garage with an acceleration of 1.40 m/s2 . (a) How long does it take her to reach a speed of 2.00 m/s? (b) If she then brakes to a stop in 0.800 s, what is her deceleration?
Questions & Answers
QUESTION:
Problem 18PE
A commuter backs her car out of her garage with an acceleration of 1.40 m/s2 . (a) How long does it take her to reach a speed of 2.00 m/s? (b) If she then brakes to a stop in 0.800 s, what is her deceleration?
ANSWER:
Solution 18PE
Step 1 of 5
A person takes out his car from her garage which is at rest initial with acceleration , here using kinematic equation we need to calculate the time taken t=? by the car to reach a final speed of . After attaining a speed of 2 m/s, we need to calculate the deceleration, when the car brakes are applied to stop the car in 0.8 s.