A Uniform Disk Has a Mass of 3

question 96

Multiple Choice

A uniform disk has a mass of 3.7 kg and a radius of 0.40 m.The disk is mounted on frictionless bearings and is used as a turntable.The turntable is initially rotating at 30 rpm.A thin-walled hollow cylinder has the same mass and radius as the disk.It is released from rest,just above the turntable,and on the same vertical axis.The hollow cylinder slips on the turntable for 0.20 s until it acquires the same final angular velocity as the turntable.What is the final angular momentum of the system?

• A)0.93 /s
• B)1.1 /s
• C)1.3 /s
• D)1.6 /s
• E)1.9 /s

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Definitions:

Frequent Moves

The repeated process of changing one's living location, which can impact various aspects of personal and family life including social relationships and schooling.

Qualitative Research

Research that focuses on nonnumerical data, such as subjective experiences, feelings, or beliefs.

Detailed Descriptions

Thorough and comprehensive accounts or depictions of events, objects, or processes.

Beliefs

Convictions or acceptances that something exists or is true, especially without proof, shaping one's perception and behavior.