9. A thin-walled hollow tube rolls (I=MR^2)without slipping along the floor. Theratio of its translational kinetic energy to its rotational kinetic energy (about anaxis through its center of mass) is: *A. 1/3В. 1/2С. 1D. 2O E. 3 10. A boat engine operating at 9.0 x 104 W is running at 300 rev/min. What is thetorque on the propeller shaft? *A. 3.1 x10 N-mB. 3.0 x10^2 N-mC. 2.9 x10^3 N-mD. 1.8 x10^4 N-mE. 2.8 x10*6 N-m

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9. A thin-walled hollow tube rolls (I=MR^2)without slipping along the floor. The ratio of its translational kinetic energy to its rotational kinetic energy (about an axis through its center of mass) is: * O A. 1/3 О в. 1/2 Ос1 O D. 2 O E. 3

9. A thin-walled hollow tube rolls (I=MR^2)without slipping along the floor. The ratio of its translational kinetic energy to its rotational kinetic energy (about an axis through its center of mass) is: * O A. 1/3 О в. 1/2 Ос1 O D. 2 O E. 3

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter13: Rotation Ii: A Conservation Approach

Section: Chapter Questions

Problem 9PQ: A solid sphere of mass M and radius Ris rotating around an axis that is tangent tothe sphere (Fig....

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Question

9. A thin-walled hollow tube rolls (I=MR^2)without slipping along the floor. The
ratio of its translational kinetic energy to its rotational kinetic energy (about an
axis through its center of mass) is: *
A. 1/3
В. 1/2
С. 1
D. 2
O E. 3

10. A boat engine operating at 9.0 x 104 W is running at 300 rev/min. What is the
torque on the propeller shaft? *
A. 3.1 x10 N-m
B. 3.0 x10^2 N-m
C. 2.9 x10^3 N-m
D. 1.8 x10^4 N-m
E. 2.8 x10*6 N-m

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