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Four balls with different masses are dropped simultaneously from the heights
shown.
Air resistance may be ignored.
Which ball hits the floor last?


Four Balls With Different Masses Are Dropped Simultaneously From The Heights Shown Air Resistance May Be Ignored Which Ball Hits The Floor Last class=

Sagot :

D will hit last because if air resistance is null then the only force enacting on the balls is the force of gravity. Force of Gravity has an acceleration of 9.81 ms^2 and so every ball had the same acceleration and ball D is the furthest away from the floor.