Question
A car is traveling at a constant velocity of 20 m/s (about 45 mph). The driver sees a fallen tree lying across the road and
A car is traveling at a constant velocity of 20 m/s (about 45 mph). The driver sees a fallen tree lying across the road and hits the brakes after a delay (reaction time) of 245 ms. (1 ms = 10 -3 s.)
A. Calculate the distance the car travels during this 245 ms reaction time period.?
B. Once the brakes are applied, the car slows to a stop with an acceleration of -5.24 m/s 2 . Calculate the distance the car travels while the brakes are applied.?
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A The velocity of the car is v 20 ms Reaction time before applying brake t 245 ms 245 x ...
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Physics
Authors: David Young, Shane Stadler
10th edition
1118486897, 978-1118836873, 1118836871, 978-1118899205, 1118899202, 978-1118486894
