As shown in Figure 2, a small square mass m connected to a massless rod moves in a circle of radius r with constant velocity v. In the following, approximate the square mass m as a point mass. a) Express the kinetic energy of the square mass in terms of angular velocity ω, r, and m. (Hint: In circular motion, how is ω related to v?) b) If we express the kinetic energy as K=1/2Iω^2, what is I for System 1?

College Physics
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ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
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Chapter33: Particle Physics
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As shown in Figure 2, a small square mass m connected to a massless rod moves in a circle of radius r with constant velocity v. In the following, approximate the square mass m as a point mass.

a) Express the kinetic energy of the square mass in terms of angular velocity ω, r, and m. (Hint: In circular motion, how is ω related to v?)

b) If we express the kinetic energy as K=1/2Iω^2, what is I for System 1?

m
Figure 2
Transcribed Image Text:m Figure 2
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