HW 23 - Morby Grant – Homework 23 – Due noon – Inst...

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Unformatted text preview: Morby, Grant – Homework 23 – Due: Mar 29 2006, noon – Inst: Drummond 1 This print-out should have 16 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. The due time is Central time. 001 (part 1 of 3) 10 points A cylinder of mass 16 kg rolls without slipping on a horizontal surface . At the instant its center of mass has a speed of 4 . 4 m / s determine the translational kinetic energy of its center of mass. Answer in units of J. 002 (part 2 of 3) 10 points At the instant its center of mass has a speed of 4 . 4 m / s determine the rotational energy about its center of mass Answer in units of J. 003 (part 3 of 3) 10 points At the instant its center of mass has a speed of 4 . 4 m / s determine its total energy. Answer in units of J. 004 (part 1 of 3) 10 points A 3 . 43 kg hollow cylinder with inner radius . 25 m and outer radius 0 . 57 m is pulled by a horizontal string with a force of 43 . 3 N, as shown in the figure. 43 . 3 N 3 . 43 kg ω . 25 m . 57 m The frictional force exerted on the wheel by the floor 1. is zero. 2. is to the right. 3. is to the left....
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HW 23 - Morby Grant – Homework 23 – Due noon – Inst...

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