Q1 a 626-kg chandelier is suspended 15 m below a ceiling by

Reference no: EM13354525

Q1. A 62.6-kg chandelier is suspended 1.5 m below a ceiling by three wires, each of which has the same tension and the same length of 2.0 m (see the drawing). Find the tension in each wire.

Q2. A skater holds her arms outstretched as she spins at 190 rpm. What is the speed of her hands if they are 129 cm apart?

Q3. The 3.3 kg piece of wood slides on the surface. The curved sides are perfectly smooth, but the rough horizontal bottom is 35 m long and has the kinetic friction coefficient of 0.24 with the wood. The piece of wood starts from rest 6.0 m above the rough bottom. Where will this wood finally come to rest? For the motion from an initial release until the piece of wood comes to rest, what is the total amount of work completed by friction?

Reference no: EM13354525

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