021 Phys211 S10 Rotational Dynamics

021 Phys211 S10 Rotational Dynamics - 1 Rotational Dynamics...

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3/22/2010 1 Rotational Dynamics Phys211 Spring 2010 3/23/10 Essential University Physics, J. Wolfson 1 Introductory Question Several quantities can affect the rotational inertia of an object. Which one of these quantities does not do so? A. Mass B. Size C. Shape D. Rotation axis E. None of the above (i.e. all affect it) 3/23/10 Essential University Physics, J. Wolfson Torque Torque causes angular acceleration: Lever Arm 3/23/10 sin rF Essential University Physics, J. Wolfson
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3/22/2010 2 Demonstration Equipment: Meter stick Knife-edge clips Knife-edge base Hanging masses Large spring scale Show force, radius, angle 3/23/10 Essential University Physics, J. Wolfson Question 1 Two equal forces are applied to different points on a large rectangular block. Which of the two will produce the greater torque on the block? A. The force applied furthest from the center point. B. The force applied furthest from the pivot
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This note was uploaded on 10/31/2010 for the course PHYS 211 taught by Professor Melendorf during the Spring '10 term at Illinois Central.

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021 Phys211 S10 Rotational Dynamics - 1 Rotational Dynamics...

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