#3. Suppose a large hollow sphere made from a ream (500 8.5 × 11 inch sheets) of paper has a mass of 2.27 kg and a radius of 1.55 meters if the sheets are combined in such a way that no area of the sphere is left uncovered and none of the constituent sheets overlap. What is the moment of inertia of the sphere? A. 1.91 kg·m^2 #4. Suppose the paper sphere in #3 is made to rate exactly once per second. What is the angular speed ω of the sphere? A. 1.00 Rad/s B. 3.14 Rad/s C. 6.28 Rad/s D. 12.6 Rad/s In #4, what is the kinetic energy of the paper sphere which rotates exactly once per second? A. 42.0 J B. 71.6 J C.102J

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Q: X. VCM

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.