a cord is tied to a pail of water. the pailis swinging in a
vertical circle of a radius of 3 feet. the pailweighs 16 pounds.
a) what is the minimum speedthe pail has at its maximum hight so
that no water is to spill fromit? b)if the pail continues to
move in a vertical circle but its speedincrease due to gravity
what is the tension in the cord when thepail is at its lowest
point?  i got part A easily but i'mhaving some trouble with part
B.  Want an answer?