A hollow, thin-walled sphere of mass 11.0 kgand diameter 45.0 cm is rotating about an axle through its center. The angle (in radians) through which it turns as a function of time (in seconds) is given by θ(t)=At2+Bt4, where A has numerical value 1.20 and B has numerical value 1.60. A.What are the units of the constant A? B.What are the units of the constant B? C.At the time 3.00 s , find the angular momentum of the sphere. D.At the time 3.00 s , find the net torque on the sphere
A hollow, thin-walled sphere of mass 11.0 kgand diameter 45.0 cm is rotating about an axle through its center. The angle (in radians) through which it turns as a function of time (in seconds) is given by θ(t)=At2+Bt4, where A has numerical value 1.20 and B has numerical value 1.60. A.What are the units of the constant A? B.What are the units of the constant B? C.At the time 3.00 s , find the angular momentum of the sphere. D.At the time 3.00 s , find the net torque on the sphere
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter12: Rotation I: Kinematics And Dynamics
Section: Chapter Questions
Problem 31PQ: A disk is initially at rest. A penny is placed on it at a distance of 1.0 m from the rotation axis....
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A hollow, thin-walled sphere of mass 11.0 kgand diameter 45.0 cm is rotating about an axle through its center. The angle (in radians) through which it turns as a function of time (in seconds) is given by θ(t)=At2+Bt4, where A has numerical value 1.20 and B has numerical value 1.60.
A.What are the units of the constant A?
B.What are the units of the constant B?
C.At the time 3.00 s , find the
D.At the time 3.00 s , find the net torque on the sphere
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