What is the boat''s average acceleration for the total time

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A motorboat starting from rest travels in a straight line on a lake.

(a) If the boat achieves a speed of 12 m/s in 10 s, what is the boat's average acceleration?

(b) Then, in 5.0 more seconds, the boat's speed is 18 m/s. What is the boat's average acceleration for the total time?

Reference no: EM131237488

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