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OpenStudy (anonymous):
Please help::: The train passes point B with a speed of 20 m/s and the speed is decreasing at a(tangential) = 0.5 m/s^2 . Find the acceleration components when the train reaches point B
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OpenStudy (anonymous):
OpenStudy (anonymous):
a=2.98 X 10^(-4)
OpenStudy (anonymous):
But how did you get to it?
OpenStudy (anonymous):
equation of path is double differentiated wrt x and value of x is put as 100..
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