2. 1D Motion / Kinematics
Vertical Motion and Free Fall
2:41 minutes
Problem 2i
Textbook Question
Textbook QuestionBall bearings are made by letting spherical drops of molten metal fall inside a tall tower—called a shot tower—and solidify as they fall. (a) If a bearing needs 4.0 s to solidify enough for impact, how high must the tower be?
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