A racquetball strikes a wall with a speed of 30 rm ms and
A racquetball strikes a wall with a speed of 30 \rm m/s and rebounds with a speed of 26 \rm m/s. The collision takes 20 \rm ms. What is the average acceleration of the ball during the collision?
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a racquetball strikes a wall with a speed of 30 rm ms and rebounds with a speed of 26 rm ms the collision takes 20 rm
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