Concept explainers
The speed of the car just before braking.
Answer to Problem 26P
The initial speed of the car just before braking is
Explanation of Solution
Given:
The acceleration of the car
The final velocity of the car
Skid marks are left
Formula used:
The initial speed
Calculation:
Substitute the values of the given variables in the formula and calculate the car’s initial speed.
Therefore,
Hence,
Conclusion:
Thus, the initial speed of the car just before braking is
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