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11. A moderate wind accelerates a pebble over a horizontal ry plane with a constant
acceleration â = (5.00 m/s?)î + (5.00 m/s²)j. At time t
(4.00m/s)i. What are the (a) magnitude and (b) anggle of its velocity when it has
been displaced by 12.0 m parallel to the x axis?
0, the velocity is
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