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categoryالفيزياء schoolبكالوريوس event_available2026-07-15

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F15-18. Disk A weighs 2lb and slides on the smooth horizontal plane with a velocity of 3 ft/s. Disk B weighs 11 lb and is initially at rest. If after impact A has a velocity of 1 ft/s, parallel to the positive x axis, determine the speed of disk B after impact. 2 in. B 3 ft/s 1 in. F15–18

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