*41 In Fig. 10-37, two particles, cach 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 o = 0.30 rad/s. Measured about O, what are the combination's (a) rotational inertia and (b) kinetic energy? M Rotation axis

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n41 In Fig. 10-37, two particles, cach 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 w =0.30 rad/s. Measured about O, what
are the combination's (a) rotational inertia and (b)
kinetic energy?
ст
Rotation axis
Chapter 11: Rolling, Torque and Angular Momentum
Transcribed Image Text:n41 In Fig. 10-37, two particles, cach 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 w =0.30 rad/s. Measured about O, what are the combination's (a) rotational inertia and (b) kinetic energy? ст Rotation axis Chapter 11: Rolling, Torque and Angular Momentum
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