Physics, asked by anant6128, 1 year ago

A car travelling at 20 m/s along a road. A child runs out into the road 50 m ahead and car driver stops the car on the brake pedal. What must car acceleration if the car is stop just before it reaches the child?

Answers

Answered by anr4u97
1

Answer:

retardation must be 4m/sec^2

Explanation:

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