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A 23.4-kg solid aluminum cylindrical wheel of radius 0.41
Chapter 14, Problem 22P(choose chapter or problem)
Problem 22P
A 23.4-kg solid aluminum cylindrical wheel of radius 0.41 m is rotating about its axle on frictionless bearings with angular velocity ω = 32.8 rad/s. If its temperature is now raised from 20.0°C to 75.0°C, what is the fractional change in ω?
Questions & Answers
QUESTION:
Problem 22P
A 23.4-kg solid aluminum cylindrical wheel of radius 0.41 m is rotating about its axle on frictionless bearings with angular velocity ω = 32.8 rad/s. If its temperature is now raised from 20.0°C to 75.0°C, what is the fractional change in ω?
ANSWER:
Solution 22PIntroductionIn this question, we shall have to use the formula Mass = V olume × Density . We are giventhe diameter of the sphere. From this, we can calculate the volume of the sphere and then itsdensity.Soluti