an automobile travelling at 25 m/s crests a hill of radius 625 m just as the driver slams on the brakes and skids to a stop. If the coefficient of friction between the car and the road is 0.7, find the car's deceleration at the instant the brakes are applied.
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Sorry i cant help with this question.i hope others will help.Again sorry
thanks
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Explanation:
simply we have to consider all the forces which are acting on the given automobile
and then use Newton's 2nd law of motion
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