Posted by **tank** on Tuesday, June 7, 2011 at 12:00am.

A ball bearing is dropped from rest at a point A. At the instant it passes a mark 4.5 m below A, another ball bearing is released from rest from a position 5.5 m below A.

1) At what time after its release will the second ball bearing be overtaken by the first?

2) How far does the second bearing fall in that time?

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