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A bead of mass m = 6.20 kg is released from point A and slides on...

A bead of mass m = 6.20 kg is released from point A and slides on the frictionless track as shown in the figure below. The height of A is ha = 6.30 m. (a) Determine the bead's speed at points B and C. point B m/s point C m/s (b) Determine the net work done by the force of gravity in moving the bead from A to C. J

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totu, eway at A = ratal ede小 .rc 112 301 301

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