In Fig. 10-34, two particles, each with mass m = 0.85 kg, are fastened to each other, and to a rotation axis at O, by two thin rods, each with length d= 5.6 cm and mass M = 1.2 kg. The combination rotates around the rotation axis with the angular speed = 0.30 rad/s. Measured about O, what are the combination's (a) rotational inertia and (b) kinetic energy? (1) M Rotation axis 2M m 4 10) The rigid body consists of three particles connected by massless rods. It is to be rotated about an axis perpendicular to its plane through point P. If M = 0.40 kg, a = 30 cm, and b = 50 cm, how much work is required to take the body from rest to an angular speed of 5.0 rad/s? M 4 m 2M

In Fig. 10-34, two particles, each with mass m = 0.85 kg, are fastened to each other, and to a rotation axis at O, by two thin rods, each with length d= 5.6 cm and mass M = 1.2 kg. The combination rotates around the rotation axis with the angular speed = 0.30 rad/s. Measured about O, what are the combination's (a) rotational inertia and (b) kinetic energy? (1) M Rotation axis 2M m 4 10) The rigid body consists of three particles connected by massless rods. It is to be rotated about an axis perpendicular to its plane through point P. If M = 0.40 kg, a = 30 cm, and b = 50 cm, how much work is required to take the body from rest to an angular speed of 5.0 rad/s? M 4 m 2M

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter10: Rotational Motion

Section: Chapter Questions

Problem 10P: A wheel 2.00 m in diameter lies in a vertical plane and rotates about its central axis with a...

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