At a certain time a particle had a speed of 20 ms in the

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At a certain time a particle had a speed of 20 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval? ______ m/s2

Reference no: EM13604632

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