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17. A racquetball of mass o.1 kg travelling at a speed s collides elastically with a frictionless wall at an angle of 60°, magnitude of the impulse that the wall exerts on the ball? as shown below. What is the e kg m A. 4, B. 4V3 kg m C. 2 kg m D. 2V3 kg m E. 8 kg m
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