SOLUTION: You ride in an automobile traveling at 100 km/h. It comes to a stop over a time interval of 0.5 s. You can be sure that?

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Question 1084458: You ride in an automobile traveling at 100 km/h. It comes to a stop over a time interval of 0.5 s. You can be sure that?
Found 2 solutions by Alan3354, math_helper:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
You ride in an automobile traveling at 100 km/h. It comes to a stop over a time interval of 0.5 s. You can be sure that?
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Do you have a question?

Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
… that the average acceleration was (inserting unit conversion factor for km/hr —> km/sec):
(0km/hr - 100km/hr) * (1hr/3600s) / (0.5 s)
= (-100 km/3600s) / (0.5s)
= (-0.55556 km/s^2)
= +highlight%28+-555.56+%29+ m/s^2

That's over 56g's (555.56/9.806). Might not be a survivable situation.