Question

(5.) An object starts from rest at t = 0 and moves along a straight line. From t = 0 to t = 3 sec, it moves with an acceleration a1 and travels a distance 10 m; from t = 3 sec to t = 6 sec, it moves with an acceleration a2 and travels 25 m; from t = 6 sec to t = 9 sec; it covers 52 m with acceleration a3. Which of the following is correct?

Answer 1

Answer:

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