Find the childs speed at the lowest point

Reference no: EM13241183

A 43.0-kg child swings in a swing supported by two chains, each 2.92 m long. The tension in each chain at the lowest point is 346 N.

(a) Find the child's speed at the lowest point.

A small, spherical bead of mass 3.20 g is released from rest at t = 0 from a point under the surface of a viscous liquid. The terminal speed is observed to be vT = 1.92 cm/s.

(b) Find the time t at which the bead reaches 0.632vT.

Reference no: EM13241183

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