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A small bead with a mass m = 13.0 g slides along the frictionless wire form shown in the figure. The three heights h A

A small bead with a mass m = 13.0 g slides along the frictionless wire form shown in the figure. The three heights h_A = 7.00 m, h_B = 5.70 m, and h_C = 2.00 m are all measured from the floor. The bead is released from rest at point A

a. What is the speed of the bead at points B and C?

b. What is the net work done on the bead by the force of gravity as it moves from point B to C?

bead A BI hA hB C frictionless wire hc

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