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Situation A: A long pole is rotated around three different rotation axes: central co axis, midpoint axis, and one end axis as shown in
Situation A: A long pole is rotated around three different rotation axes: central co axis, midpoint axis, and one end axis as shown in figure 2. The pole is easiest to rotate about its central core axis, and it is hardest to rotate around its one end axis Figure 2: The three ases at which pole is rotated. The blue arrow represents the axis of rotation. As 1: Central Core Auis 2: Midpoin Ads 3: One End Image vis httpwllenaopedisa.org wki.et of_moments of inerva is licensed under CC BY-SA 3.0 Analysis: 1. Which axis of rotation the pole obtains the greatest moment of inertia? 2. In which axis of rotation, the pole had the smallest moment of inertia? 3. How do the axes of rotation affect the rotation of the pole? (Hint: Relate it to the moment of inertia.) Situation B: Two sticks as shown in figure 3 are being held to stand on the floor with a little inclination. When the sticks are released, the stick without an added weight on its top end rotates to the floor faster. Figure 3 Analysis: 1. Why do the two sticks rotate to the floor at a different rate or speed? (Hint Use the moment of inertia.)
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A 1 Moment of Inertia in first case is MR2 second case is MR4ML12 third case is MRML3 T...Get Instant Access to Expert-Tailored Solutions
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